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2001 Consensus Guidelines for the management of women with cervical cytological abnormalities.

OBJECTIVE: To provide evidence-based consensus guidelines for the management of women with cervical cytological abnormalities and cervical cancer precursors. PARTICIPANTS: A panel of 121 experts in the diagnosis and management of cervical cancer precursors, including representatives from 29 professional organizations, federal agencies, and national and international health organizations, were invited to participate in a consensus conference sponsored by the American Society for Colposcopy and Cervical Pathology (ASCCP). EVIDENCE AND CONSENSUS PROCESS: Guidelines for the management of women with cervical cytological abnormalities were developed through a multistep process. Starting 6 months before the conference, working groups developed draft management guidelines based on formal literature reviews of English-language articles published in 1988-2001, as well as input from the professional community at large, obtained using interactive Internet-based bulletin boards. On September 6-8, 2001, the ASCCP Consensus Conference was held in Bethesda, Md. Guidelines with supporting evidence were presented and underwent discussion, revision, and voting. CONCLUSIONS: Management of women with atypical squamous cells (ASC) depends on whether the Papanicolaou test is subcategorized as of undetermined significance (ASC-US) or as cannot exclude high-grade squamous intraepithelial lesion (HSIL) (ASC-H). Women with ASC-US should be managed using a program of 2 repeat cytology tests, immediate colposcopy, or DNA testing for high-risk types of human papillomavirus (HPV). Testing for HPV DNA is the preferred approach when liquid-based cytology is used for screening. In most instances, women with ASC-H, low-grade squamous intraepithelial lesion, HSIL, and atypical glandular cells should be referred for immediate colposcopic evaluation.

Adolescent↗

Recommendations for musculoskeletal ultrasonography by rheumatologists: setting global standards for best practice by expert consensus.

OBJECTIVE: To establish an expert consensus of best practice for rheumatologists performing musculoskeletal ultrasonography (MUS). METHODS: A panel of worldwide experts in MUS was identified by literature review, membership of teaching faculty, and peer recommendation. They were invited to take part in a 4-stage Delphi process employing 2 iterative rounds to establish a consensus of specific indications, anatomic areas, and knowledge and skills required by rheumatologists performing MUS. RESULTS: Experts in MUS were identified (n = 57; 37 radiologists, 20 rheumatologists). Successive rounds of this rigorous Delphi exercise enabled group consensus to be achieved in 30 of the proposed 37 categories comprising 8 of 13 indications (inflammatory arthritis, tendon pathology, effusion, bursitis, monitoring disease activity, monitoring disease progression, guided aspiration, and injection), 8 of 10 anatomic areas (hand, wrist, elbow, shoulder, hip, knee, ankle and heel, and forefoot), and 14 categories of knowledge and skills (physics, anatomy, pathology, equipment, clinical application and relevance, indications and limitations, artifact, machine function and operation, patient and probe position, planes and system of examination, image optimization, dynamic assessment, color Doppler, and power Doppler). CONCLUSION: We have produced the first expert-derived, interdisciplinary consensus of recommendations for rheumatologists performing MUS. This represents a significant advance that will not only direct future rheumatology MUS practice, but will facilitate informed educational development. This is an important step towards the introduction of a specific training curriculum and assessment process to ensure competent rheumatologist ultrasonographers.

Benchmarking↗

Antiplatelet therapy in peripheral arterial disease. Consensus statement.

OBJECTIVES: Antiplatelet agents are commonly prescribed to reduce the risk of myocardial infarction, stroke and graft occlusion in patients with peripheral arterial disease (PAD). The objective was to summarise current evidence and provide recommendations on the use of antiplatelet agents in PAD. METHODS: A consensus group was assembled including 20 specialists from a variety of fields involved in the management of patients with PAD. Data was circulated in a systematic manner prior to a main consensus meeting held in November 2001. The document subsequently produced was circulated within the group to ensure agreement in the interpretation and presentation of its findings. RESULTS: Consensus recommendations are provided in 7 common or contentious scenarios in PAD. The recommendations are graded to reflect the evidence available and interpretations of the group. Although the document provides recommendations, it is stressed that they must be interpreted in the light of individual patient circumstances. CONCLUSION: Antiplatelet agents have an important role in the management of patient with PAD. Although this document provides consensus recommendations, the optimum treatment in many scenarios remains unclear due to a lack of focussed clinical trials in PAD.

Angioplasty, Balloon↗

National Institutes of Health Consensus Development Conference Statement on Diagnosis and Treatment of Early Melanoma, January 27-29, 1992.

The National Institutes of Health Consensus Development Conference on Diagnosis and Treatment of Early Melanoma brought together experts in dermatology, pathology, epidemiology, public education, surveillance techniques, and potential new technologies, as well as other health care professionals and the public, to address (a) the clinical and histological characteristics of early melanoma; (b) the appropriate diagnosis, management, and follow-up of patients with early melanoma; (c) the role of dysplastic nevi and their significance; and (d) the role of education and screening in preventing melanoma morbidity and mortality. Following 2 days of presentations by experts and discussion by the audience, a consensus panel weighted the evidence and prepared a consensus statement. The panel agreed (a) that melanoma in situ is a distinct entity that can be treated effectively by surgery with 0.5-cm margins and that thin, invasive melanoma < 1 mm thick has the potential for long-term survival in < 90% of patients after surgical excision with a 1-cm margin; (b) that elective lymph node dissections and extensive staging evaluations should not be recommended in early melanoma; (c) that patients with early melanoma are at low risk for relapse but may be at high risk for development of subsequent melanomas and therefore should be followed closely; (d) that some family members of patients with melanoma are at increased risk for melanoma and therefore should be enrolled in surveillance programs; and (e) that education and screening programs have the potential to decrease morbidity and mortality from melanoma. The full text of the consensus panel's statement follows.

Humans↗

The expert consensus guideline series. Treatment of behavioral emergencies 2005.

OBJECTIVES: Due to inherent dangers and barriers to research in emergency settings, few data are available to guide clinicians about how best to manage behavioral emergencies. Key constructs such as agitation are poorly defined. This lack of empirical data led us to undertake a survey of expert opinion, results of which were published in the 2001 Expert Consensus Guidelines on the Treatment of Behavioral Emergencies. Several second-generation (atypical) antipsychotics (SGAs) are now available in new formulations for treating behavioral emergencies (e.g., intramuscular [i.m.] olanzapine and ziprasidone; rapidly dissolving tablets of olanzapine and risperidone). Critical questions face the field. The SGAs are significantly different from the FGAs and from each other and have not been studied in unselected patients as were the FGAs. Can the SGAs can be thought of as a class, do all antipsychotics have similar anti-agitation effects in different conditions, and, if equally effective, what limits might their safety profiles impose? Should antipsychotics be used more specifically to treat psychotic conditions, while benzodiazepines (BNZs) alone are used nonspecifically? Few data are available concerning combinations of SGAs and BNZs, and findings concerning the traditional combination of haloperidol plus a BNZ may not be relevant to combinations with SGAs. The culture is also evolving with more emphasis on patient involvement in treatment decisions. An international consensus has been developing that calming rather than sedation is the appropriate endpoint of behavioral emergency interventions. We undertook a new survey of expert opinion to update recommendations from the earlier survey. METHOD: A written survey of 61 questions (1,020 options) was mailed to 50 experts in the field, 48 (96%) of whom completed it. The survey sought to define level of agitation at which emergency interventions are appropriate, scope of assessment depending on urgency and patients' ability to cooperate, guiding principles for selecting interventions, and appropriate physical and medication strategies at different levels of diagnostic confidence for a variety of provisional diagnoses and complicating conditions. A modified version of the RAND Corporation's 9-point scale for rating appropriateness of medical decisions was used to score most options. Consensus was defined as a non-random distribution of scores by chi-square "goodness-of-fit" test. We assigned a categorical rank (first line/preferred, second line/alternate, third line/usually inappropriate) to each option based on the 95% confidence interval around the mean. Ratings were used to develop guidelines for preferred strategies in key clinical situations. This study received financial support from multiple sponsors, with the panel kept blind to sponsorship to reduce possible bias. Medication ratings were based on responses of only those respondents with direct experience with each drug. In reporting practice patterns, the panel was asked to respond based on actual data rather than estimates. RESULTS: The expert panel reached consensus on 78% of the options rated on the 9-point scale. The responses suggest that physicians can make provisional diagnoses with some confidence and that pharmacological and nonpharmacological interventions are selected differentially based on diagnosis and other salient demographic and medical features. BNZs are recommended when no data are available, when there is no specific treatment (e.g., personality disorder), or when they may have specific benefits (e.g., intoxication). No single SGA emerges as a nonspecific replacement for haloperidol; instead, different SGAs are preferred in various circumstances consistent with current evidence. To the degree that haloperidol is recommended, it is almost always in combination with a BNZ; haloperidol alone is preferred only in the medically compromised. In contrast, the SGAs are more often recommended for use alone, and the panel would avoid combining BNZs with some SGAs. Oral risperidone alone or combined with a BNZ receives strong support in a variety of situations. Oral olanzapine was rated very similarly to risperidone, with slightly higher ratings than risperidone in situations where it has been studied (e.g., schizophrenia, mania) and slightly lower ratings where it has not been studied or safety may be a concern; there was less support for combining oral olanzapine with a BNZ. For oral treatment of agitation related to schizophrenia or mania, olanzapine alone, risperidone alone or combined with a BNZ, and haloperidol plus a BNZ are first line, with strong support also for combining divalproex with the antipsychotic for presumed mania. Oral ziprasidone and quetiapine generally received similar second-line ratings in most situations. If a parenteral agent is needed, i.m. olanzapine alone received somewhat more support than i.m. ziprasidone alone; however, there was more support for i.m. ziprasidone alone or combined with a BNZ than for i.m. olanzapine plus a BNZ, probably reflecting safety concerns. For example, for a provisional diagnosis of schizophrenia, first-line parenteral options are i.m. olanzapine or ziprasidone alone or i.m. haloperidol or ziprasidone combined with a BNZ. Neither of the new parenteral formulations received as much support as traditional agents (i.m. BNZs, i.m. haloperidol) when no data are available or the diagnosis involves medical comorbidity or intoxication. When initial intervention with risperidone, ziprasidone, or haloperidol is unsuccessful, the panel recommended adding a BZD to the antipsychotic. However, when initial treatment with olanzapine or quetiapine is unsuccessful, increasing the dosage is recommended. Perphenazine was consistently rated second line and droperidol and chlorpromazine received third-line ratings throughout. CONCLUSIONS: Within the limits of expert opinion and with the expectation that future research data will take precedence, these guidelines suggest that the SGAs are now preferred for agitation in the setting of primary psychiatric illnesses but that BNZs are preferred in other situations.

Aggression↗

Allergic rhinitis and impairment issues in schoolchildren: a consensus report.

BACKGROUND: Allergic rhinitis (AR) can have substantial negative impact on children. Most notably, it can impede learning during the school-age years. Other consequences include adverse behavioral and psychosocial effects, poor quality of life, and potential impact on serious comorbidities, such as asthma. CONSENSUS PANEL: In February 2004, in a conference sponsored by Aventis Pharmaceuticals, a multidisciplinary group convened to review relevant clinical data for the purposes of developing consensus recommendations for the management of AR in children. The consensus panel consisted of academic, school health, and medical providers, who were identified based on previous work and publications. CONSENSUS FINDS: The focus of discussions was to assess the degree of impact of AR in schoolchildren and, based on this information, to determine how to improve screening, diagnosis, prevention, and treatment, to help ensure quality of life and maximal school performance in this population. The group considered the most critical factor in successful management ot be communication and collaboration among parents, educators, and healthcare professionals. Knowledge of the common signs and symptoms of AR in children can help to ensure early diagnosis, appropriate intervention, and clinically favorable outcomes. Importantly, both uncontrolled symptoms of AR, as well as adverse effects from medications, can diminish cognitive function and learning. When choosing treatment for children with AR, consideration must be given to the side effects of medications. All first-generation and some second-generation antihistamines can be associated with adverse effects on cognitive function and learning, as a result of their sedative properties. Treatment with non-sedating second-generation antihistamine has been shown to improve learning potential and is an ideal choice for treatment in this population. CONCLUSION: Existing data indicate that further studies using objective measures of impairment in children taking antihistamine medications should be conducted to evaluate the impact of disease and treatment.

Absenteeism↗

Management of spontaneous pneumothorax: an American College of Chest Physicians Delphi consensus statement.

OBJECTIVE: Provide explicit expert-based consensus recommendations for the management of adults with primary and secondary spontaneous pneumothoraces in an emergency department and inpatient hospital setting. The use of opinion was made explicit by employing a structured questionnaire, appropriateness scores, and consensus scores with a Delphi technique. The guideline was designed to be relevant to physicians who make management decisions for the care of patients with pneumothorax. OPTIONS: Decisions for observation, chest tube placement, surgical interventions, and radiographic imaging. OUTCOMES: Effectiveness of pneumothorax resolution, duration of and patient tolerance of care, and pneumothorax recurrence. EVIDENCE: Literature review from 1967 to January 1999 and Delphi questionnaire submitted in three iterations to a multidisciplinary physician panel. VALUES: The guideline development group determined by consensus the relevant outcomes to be considered in developing the Delphi questionnaire. BENEFITS, HARMS, AND COSTS: The type and magnitude of benefits, harms, and costs expected for patients from guideline implementation. RECOMMENDATIONS: Management decisions vary between patients with primary or secondary pneumothoraces, with observation of small pneumothoraces being appropriate only for primary pneumothoraces. The level of consensus varies regarding the specific interventions indicated, but agreement exists for the general principles of care. VALIDATION: Recommendations were peer reviewed by physician experts and were reviewed by the American College of Chest Physicians (ACCP) Health and Science Policy Committee. IMPLEMENTATION: The guideline recommendations will be published in printed and electronic form with distribution of synopses for patients and health care providers. Contents of the guideline will be incorporated into continuing medical education programs. SPONSORS: The ACCP.

Adult↗

Consensus recommendations for managing patients with nonvariceal upper gastrointestinal bleeding.

BACKGROUND: The management of patients with acute nonvariceal upper gastrointestinal bleeding has evolved substantially over the past 10 years amid a paucity of published consensus guidelines. PURPOSE: To provide evidence-based management recommendations that address clinically relevant issues. REVIEW AND CONSENSUS PROCESSES: A multidisciplinary consensus group of 25 voting participants representing 11 national societies used a 7-step approach to develop recommendation statements according to accepted standards. Sources of data included narrative and systematic reviews as well as published and new meta-analyses. The quality of the evidence, the strength of the recommendation, and the level of consensus were graded according to recognized classifications. MAIN FINDINGS: Recommendations emphasize appropriate initial resuscitation of the patient and a multidisciplinary approach to clinical risk stratification that determines the need for early endoscopy. Early endoscopy allows safe and prompt discharge of selected patients classified as low risk. Endoscopic hemostasis is reserved for patients with high-risk endoscopic lesions. Although monotherapy with injection or thermal coagulation is effective, the combination is superior to either treatment alone. The placement of endoscopic clips for endoscopic hemostasis appears promising. High-dose intravenous proton-pump inhibition is recommended in patients who have undergone successful endoscopic therapy. Routine second-look endoscopy is not recommended. Patients with upper gastrointestinal bleeding should be tested for Helicobacter pylori infection and receive eradication therapy if infection is present. FUTURE DIRECTIONS: The efficacy of newer endoscopic therapeutic technologies, the optimal regimen of proton-pump inhibition, and the roles of other pharmacologic agents require further research.

Endoscopy, Gastrointestinal↗

The expert consensus guideline series. Optimizing pharmacologic treatment of psychotic disorders. Introduction: methods, commentary, and summary.

OBJECTIVES: A growing number of atypical antipsychotics are available for clinicians to choose from in the treatment of psychotic disorders. However, a number of important questions concerning medication selection, dosing and dose equivalence, and the management of inadequate response, compliance problems, and relapse have not been adequately addressed by clinical trials. To aid clinical decision-making, a consensus survey of expert opinion on the pharmacologic treatment of psychotic disorders was undertaken to address questions not definitively answered in the research literature. METHOD: Based on a literature review, a written survey was developed with 60 questions and 994 options. Approximately half of the options were scored using a modified version of the RAND 9-point scale for rating the appropriateness of medical decisions. For the other options, the experts were asked to write in answers (e.g., average doses) or check a box to indicate their preferred answer. The survey was sent to 50 national experts on the pharmacologic treatment of psychotic disorders, 47 (94%) of whom completed it. In analyzing the responses to items rated on the 9-point scale, consensus on each option was defined as a non random distribution of scores by chi-square "goodness-of-fit"test. We assigned a categorical rank (first line/preferred choice,second line/alternate choice, third line/usually inappropriate) to each option based on the 95% confidence interval around the mean rating. Guideline tables indicating preferred treatment strategies were then developed for key clinical situations. RESULTS: The expert panel reached consensus on 88% of the options rated on the 9-point scale. The experts overwhelmingly endorsed the atypical antipsychotics for the treatment of psychotic disorders. Risperidone was the top choice for first-episode and multi-episode patients, with the other newer atypicals rated first line or high second line depending on the clinical situation. Clozapine and a long-acting injectable atypical (when available)were other high second line options for multi-episode patients. The expert's dosing recommendations agreed closely with the package inserts for the drugs, and their estimates of dose equivalence among the antipsychotics followed a linear pattern. The experts considered 3-6 weeks an adequate antipsychotic trial, but would wait a little longer (4-10 weeks) before making a major change in treatment regimen if there is a partial response. The experts recommended trying to improve response by increasing the dose of atypical and depot antipsychotics before switching to a different agent; there was less agreement about increasing the dose of conventional antipsychotics before switching, probably because of concern about side effects at higher doses. If it is decided to switch because of inadequate response, risperidone was the expert's first choice to switch to, no matter what drug was initially tried. Although there was some disparity in the expert's recommendations concerning how many agents to try before switching to clozapine, the expert's responses suggest that switching to clozapine should be Clozapine was also the antipsychotic of choice for patients with suicidal behavior. When switching oral antipsychotics,the experts considered cross-titration the preferred strategy. When switching to an injectable antipsychotic, the experts stressed the importance of continuing the oral antipsychotic until therapeutic levels of the injectable agent are achieved. The experts considered psychosocial interventions the first choice strategy for partially compliant patients, with pharmacologic interventions the first choice for patients with clear evidence of noncompliance. However, because it can be difficult to distinguish partially compliant from noncompliant patients, the editors recommended combining psychosocial and pharmacologic interventions to improve compliance whenever possible. When patients relapse because of compliance problems or if there is any doubt about compliance, the experts recommended the use of a long-acting injectable antipsychotic and would select an injectable atypical when this option becomes available. The experts would also consider using an injectable atypical antipsychotic (when available) in many clinical situations that do not involve compliance problems. The experts stressed the importance of monitoring for health problems-especially obesity, diabetes, cardiovascular problems,HIV risk behaviors, medical complications of substance abuse, heavy smoking and its effects, hypertension, and amenorrhea-in patients being treated with antipsychotics. Although many patients are prescribed adjunctive treatments,multiple antipsychotics, and combinations of different classes of drugs (e.g., antipsychotics plus mood stabilizers or antidepressants) in an effort to enhance response, the experts gave little support to any of these strategies, with the exception of antidepressants for patients with dysphoria/depression, antidepressants or ECT for patients with suicidal behavior, and mood stabilizers for patients with aggression/violence. When asked about indicators of remission and recovery, the experts considered acute improvement in psychotic symptoms the most important indicator of remission, whereas they considered more sustained improvement in multiple outcome domains (e.g., occupational/educational functioning, peer relationships,independent living) important in assessing recovery. CONCLUSIONS: The experts reached a high level of consensus on many of the key treatment questions in the survey. Within the limits of expert opinion and with the expectation that future research data will take precedence, these guidelines provide direction for addressing common clinical dilemmas that arise in the pharmacologic treatment of psychotic disorders. They can be used to inform clinicians and educate patients regarding the relative merits of a variety of interventions. Clinicians should keep in mind that no guidelines can address the complexities involved in the care of each individual patient and that sound clinical judgment based on clinical experience should be used in applying these recommendations.

Antipsychotic Agents↗

Diagnosis and treatment of early melanoma. NIH Consensus Development Conference. January 27-29, 1992.

The National Institutes of Health Consensus Development Conference on Diagnosis and Treatment of Early Melanoma brought together experts in dermatology, pathology, epidemiology, public education, surveillance techniques, and potential new technologies as well as other health care professionals and the public to address (1) the clinical and histological characteristics of early melanoma; (2) the appropriate diagnosis, management, and followup of patients with early melanoma; (3) the role of dysplastic nevi and their significance; and (4) the role of education and screening in preventing melanoma morbidity and mortality. Following 2 days of presentations by experts and discussion by the audience, a consensus panel weighted the scientific evidence and prepared their consensus statement. Among their findings, the panel recommended that (1) melanoma in situ is a distinct entity effectively treated surgically with 0.5 centimeter margins; (2) thin invasive melanoma, less than 1 millimeter thick has the potential for long-term survival in more than 90 percent of patients after surgical excision with a 1 centimeter margin; (3) elective lymph node dissections and extensive staging evaluations are not recommended in early melanoma; (4) patients with early melanoma are at low risk for relapse but may be at high risk for development of subsequent melanomas and should be followed closely; (5) some family members of patients with melanoma are at increased risk for melanoma and should be enrolled in surveillance programs; and (6) education and screening programs have the potential to decrease morbidity and mortality from melanoma. The full text of the consensus panel's statement follows.

Dysplastic Nevus Syndrome↗

The expert consensus guideline series. Pharmacotherapy of depressive disorders in older patients.

OBJECTIVES: Depression in older patients contributes to personal suffering and family disruption and increases disability, medical morbidity, mortality, suicide risk, and healthcare utilization. The majority of clinical trials of antidepressant treatments are conducted in younger patients. For this reason, clinicians often have to extrapolate from studies in populations that do not present the same problems as older patients. For example, older patients often have serious coexisting medical conditions that may contribute to the depression and complicate the choice of treatment. Older patients as a rule need to be on many medications, some of which may contribute to depression and/or interact with antidepressants. Finally, older adults metabolize medications slowly and are more sensitive to side effects than younger patients. Because of these complexities, we conducted a consensus survey of expert opinion on the pharmacotherapy of depressive disorders in older patients to address clinical questions not definitively answered in the research literature. METHOD: After reviewing the literature and convening a work group of experts, we prepared a written survey with 64 questions that asked about 857 options. 618 of the options were scored using a modified version of the RAND 9-point scale for rating appropriateness of medical decisions. For the other options, the experts were asked to write in answers (e.g., average doses) or to check a box to indicate their preferred answer. We sent the survey to 50 national experts on geriatric depression, all of whom completed it. Consensus on each option was defined as a nonrandom distribution of scores by chi-square "goodness-of-fit" test. We assigned a categorical rank (first line/preferred choice, second line/alternate choice, third line/usually inappropriate) to each option based on the 95% confidence interval around the mean rating. Guideline tables indicating preferred treatment strategies were then developed for key clinical situations. RESULTS: The expert panel reached consensus on 89% of the options rated on the 9-point scale. The experts stress the importance of identifying coexisting medical conditions that may be contributing to the depression or complicate treatment. For unipolar nonpsychotic major depression, the preferred strategy is an antidepressant (selective serotonin reuptake inhibitor [SSRI] or venlafaxine XR preferred) plus psychotherapy. For unipolar psychotic major depression, the treatment of choice is an antidepressant (SSRI or venlafaxine XR) plus one of the newer atypical antipsychotics. Electroconvulsive therapy is also first line. For dysthymic disorder or persistent milder depression, the experts recommend combining an antidepressant (SSRIs preferred) and psychotherapy. If the patient has a comorbid medical condition (e.g., hypothyroidism) that is contributing to the depression, the experts recommend treating both the depression and the medical condition from the outset. The SSRIs were the top-rated antidepressants for all types of depression. Among them, the experts gave the highest ratings for efficacy and tolerability to citalopram and sertraline. Paroxetine was another first-line option, and fluoxetine was rated high second line. The preferred psychotherapy techniques for treating depression in older patients are cognitive-behavioral therapy, supportive psychotherapy, problem-solving psychotherapy, and interpersonal psychotherapy. The experts also give strong support to including appropriate psychosocial interventions (e.g., psychoeducation, family counseling, visiting nurse services) in the treatment program. The majority of experts would continue treatment with antidepressant medication for at least 1 year if a patient has had a single episode of severe unipolar major depression, for 1-3 years for a patient who has had 2 such episodes, and for longer than 3 years if there is a history of 3 or more episodes. CONCLUSIONS: The experts reached a high level of consensus on the appropriateness of including both antidepressant medication, specifically SSRIs, and nonpharmacological modalities in treatment plans for severe depression. Within the limits of expert opinion and with the expectation that future research data will take precedence, these guidelines provide direction for addressing common clinical dilemmas in older individuals. They can be used to inform clinicians and educate patients regarding the relative merits of a variety of interventions. Nonetheless, the guidelines cannot address the complexities involved in the care of each individual patient and can be most helpful in the hands of experienced clinicians.

Aged↗

Diagnosis and treatment of depression in late life. NIH Consensus Development Conference. November 4-6, 1991.

The National Institutes of Health Consensus Development Conference on Diagnosis and Treatment of Depression in Late Life brought together biomedical and behavioral scientists, surgeons, and other health care professionals as well as the public to address the epidemiology, pathogenesis, pathophysiology, prevention, and treatment of depression in the elderly and to alert both the professional and lay public to the seriousness of depression in late life, to its manifestations and useful treatments, and to areas needing further study. Following 2 days of scientific presentations by experts and discussion by the audience, a consensus panel weighed the evidence and prepared their consensus statement. Among their findings, the panel concluded that (1) depression in late life occurs in the context of numerous social and physical problems that often obscure or complicate diagnosis and impede management of the illness; (2) because there is no specific diagnostic test for depression, an attentive and focused clinical assessment is essential for diagnosis; (3) depressed elderly people should be treated vigorously with sufficient doses of antidepressants and for a sufficient length of time to maximize the likelihood of recovery; (4) electroconvulsive therapy and psychosocial treatments also can be effective in the treatment of elderly depressed patients; and (5) estimates of the prevalence of depression vary widely, but the highest rates are in nursing homes and other residential settings, and staff in many of these facilities are not equipped to recognize or treat depressed patients. The full text of the consensus panel's statement follows.

Aged↗

Diagnosis and treatment of depression in late life: the NIH Consensus Development Conference Statement.

The National Institutes of Health Consensus Development Conference on Diagnosis and Treatment of Depression in Late Life brought together biomedical and behavioral scientists, surgeons, and other health care professionals as well as the public to address the epidemiology, pathogenesis, pathophysiology, prevention, and treatment of depression in the elderly and to alert both the professional and lay public to the seriousness of depression in late life, to its manifestations and useful treatments, and to areas needing further study. Following 1 1/2 days of scientific presentations by experts and discussion by the audience, a consensus panel weighed the evidence and prepared their consensus statement. Among their findings, the panel concluded that (1) depression in late life occurs in the context of numerous social and physical problems that often obscure or complicate diagnosis and impede management of the illness; (2) because there is no specific diagnostic test for depression, an attentive and focused clinical assessment is essential for diagnosis; (3) depressed elderly people should be treated vigorously with sufficient doses of antidepressants and for a sufficient length of time to maximize the likelihood of recovery; (4) electroconvulsive therapy and psychosocial treatments also can be effective in the treatment of elderly depressed patients; and (5) estimates of the prevalence of depression vary widely, but the highest rates are in nursing homes and other residential settings, and staff in many of these facilities are not equipped to recognize or treat depressed patients. The full text of the consensus panel's statement follows.

Aged↗

A paradigm for consensus. The University Hospital Consortium guidelines for the use of albumin, nonprotein colloid, and crystalloid solutions.

OBJECTIVE: To develop contemporary, comprehensive guidelines for the appropriate and efficient use of albumin, nonprotein colloid, and crystalloid solutions. DESIGN: A systematic, literature-based, consensus exercise employing a modified Delphi method. PARTICIPANTS: Thirty-one medical and allied health professionals from 26 University Hospital Consortium (Oak Brook, Ill) member institutions were initially chosen to participate. Participants were selected on the basis of their recognized research in the use of albumin, nonprotein colloid, and crystalloid solutions, and/or experience in the review of appropriateness of such use. A total of 24 participants completed the exercise. MAIN OUTCOME MEASURES: Group responses were statistically analyzed in an iterative consensus development process. Five separate questionnaire rounds were designed to establish criteria for the appropriate use of albumin, nonprotein colloid, and crystalloid solutions. RESULTS: Consensus guidelines were developed outlining the appropriate use of these products for 12 clinical indications, including hemorrhagic shock, nonhemorrhagic (maldistributive) shock, hepatic resection, thermal injury, cerebral ischemia, nutritional intervention, cardiac surgery, hyperbilirubinemia of the newborn, cirrhosis and paracentesis, nephrotic syndrome, organ transplantation, and plasmapheresis. CONCLUSIONS: The Delphi method, a systematic, literature-based consensus process, was shown to be useful in the development of complex clinical practice guidelines for the use of albumin, nonprotein colloid, and crystalloid solutions. It is anticipated that the guidelines will assist health care providers to develop local institutional policies and procedures for the appropriate and efficient use of albumin and albumin alternatives. Institutions reviewing and updating existing local guidelines may use the University Hospital Consortium guidelines as a model for comparison.

Academic Medical Centers↗

Confronting depression and suicide in physicians: a consensus statement.

OBJECTIVE: To encourage treatment of depression and prevention of suicide in physicians by calling for a shift in professional attitudes and institutional policies to support physicians seeking help. PARTICIPANTS: An American Foundation for Suicide Prevention planning group invited 15 experts on the subject to evaluate the state of knowledge about physician depression and suicide and barriers to treatment. The group assembled for a workshop held October 6-7, 2002, in Philadelphia, Pa. EVIDENCE: The planning group worked with each participant on a preworkshop literature review in an assigned area. Abstracts of presentations and key publications were distributed to participants before the workshop. After workshop presentations, participants were assigned to 1 of 2 breakout groups: (1) physicians in their role as patients and (2) medical institutions and professional organizations. The groups identified areas that required further research, barriers to treatment, and recommendations for reform. CONSENSUS PROCESS: This consensus statement emerged from a plenary session during which each work group presented its recommendations. The consensus statement was circulated to and approved by all participants. CONCLUSIONS: The culture of medicine accords low priority to physician mental health despite evidence of untreated mood disorders and an increased burden of suicide. Barriers to physicians' seeking help are often punitive, including discrimination in medical licensing, hospital privileges, and professional advancement. This consensus statement recommends transforming professional attitudes and changing institutional policies to encourage physicians to seek help. As barriers are removed and physicians confront depression and suicidality in their peers, they are more likely to recognize and treat these conditions in patients, including colleagues and medical students.

Adult↗

International consensus on preliminary definitions of improvement in adult and juvenile myositis.

OBJECTIVE: To use a core set of outcome measures to develop preliminary definitions of improvement for adult and juvenile myositis as composite end points for therapeutic trials. METHODS: Twenty-nine experts in the assessment of myositis achieved consensus on 102 adult and 102 juvenile paper patient profiles as clinically improved or not improved. Two hundred twenty-seven candidate definitions of improvement were developed using the experts' consensus ratings as a gold standard and their judgment of clinically meaningful change in the core set of measures. Seventeen additional candidate definitions of improvement were developed from classification and regression tree analysis, a data-mining decision tree tool analysis. Six candidate definitions specifying percentage change or raw change in the core set of measures were developed using logistic regression analysis. Adult and pediatric working groups ranked the 13 top-performing candidate definitions for face validity, clinical sensibility, and ease of use, in which the sensitivity and specificity were >/=75% in adult, pediatric, and combined data sets. Nominal group technique was used to facilitate consensus formation. RESULTS: The definition of improvement (common to the adult and pediatric working groups) that ranked highest was 3 of any 6 of the core set measures improved by >/=20%, with no more than 2 worse by >/=25% (which could not include manual muscle testing to assess strength). Five and 4 additional preliminary definitions of improvement for adult and juvenile myositis, respectively, were also developed, with several definitions common to both groups. Participants also agreed to prospectively test 6 logistic regression definitions of improvement in clinical trials. CONCLUSION: Consensus preliminary definitions of improvement were developed for adult and juvenile myositis, and these incorporate clinically meaningful change in all myositis core set measures in a composite end point. These definitions require prospective validation, but they are now proposed for use as end points in all myositis trials.

Adult↗

A murine coronavirus MHV-S isolate from persistently infected cells has a leader and two consensus sequences between the M and N genes.

A plaque-cloned mouse hepatitis virus mutant, MHV-S No. 8, was isolated from Ki-BALB cells persistently infected with MHV-S. The mRNAs 1 to 6 were larger in the mutant, whereas there was no difference between the two viruses in the size of the smallest mRNA, mRNA 7. Sequence analyses of the genomic RNA, mRNA 6, and mRNA 7 of the two viruses revealed that an additional 111 nt were inserted just upstream of the intergenic consensus sequence preceding the N gene in MHV-S No. 8. The inserted region consisted of two different parts; the 3'-most 30 nt corresponded to nucleotides 28 to 57 of the leader sequence and the 5'-most 81 nt corresponded to nucleotides 58 to 138 of mRNA 7. This structure of No. 8 was most likely generated by RNA-RNA recombination between genomic RNA and subgenomic RNA species. The nucleotide insertion in the intergenic sequence between genes M and N resulted in two consensus sequences separated by 111 nt. Primer extension analysis revealed that the amount of a slightly larger, subgenomic mRNA resulting from initiation of synthesis at the upstream consensus sequence was only 5% of the usual sized mRNA 7 initiated from the downstream consensus sequence.

Animals↗

Consensus on minimal criteria of clinical and neuropathological diagnosis of schizophrenia and affective disorders for post mortem research. Report from the European Dementia and Schizophrenia Network (BIOMED I).

The sophisticated analysis of and growing information on the human brain requires that acquisition, dissection, storage and distribution of rare material are managed in a professional way. In this publication we present the consensus of the European work group "European Dementia and Schizophrenia Network", granted by the BIOMED I project of the EU, on minimal neuropathological and clinical requirements to include brains of patients with schizophrenia and affective disorders in post mortem studies. The description of clinical prerequisites in different EU countries and institutions is followed by a consensus on tissue handling, a consensus on minimal neuropathological criteria and a consensus on minimal clinical diagnostic criteria including clinical vignette, family, social, education/professional and general medical histories, general physical history including neurostatus, neurological, psychiatric, medication and general pathological histories, psychostatus, laboratory tests and a history provided by family/health care giver questionnaire. This publication should give help to interconnect different European brain bank centers on a basis of standardized protocols.

Brain↗