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[Nursing care in fever--a literature study and intensive care nurses' viewpoint on nursing care and treatment of fever].

Fever is a symptom of a disease which has caused people inconvenience since ancient times. The view upon fever, what it is and how to treat it, has been changing from time to time. Today there is at debate whether fever is friend or foe. Patients in an intensive care unit almost always has an increased body temperature. The Intensive Care Unit (ICU)-staff look upon fever as a natural response to an infection but they have different opinions about what treatment should be used. The purpose of this study was to investigate what was written about fever and compare to the knowledge and nursing care among nurses working in a specific ICU. Thirty-six questionnaires were distributed and 28 were answered. We have found that the nurses, among themselves, have different ways of caring for the feverish patient. Administration of antipyretics, fluids, nutrition and furthermore cooling and warming measures differ between nursing and literature. Particularly concerning the cooling measures nurses take without previous administration of antipyretics. This is something that the literature definitely dissuades from because of the risk of initiating a chill and perhaps rise the temperature instead. We can also conclude that the nurses do not describe their patients feverish conditions in similar words which can lead to misunderstandings. Finding a similar language in nursing documentation is therefore essential.

Analgesics, Non-Narcotic↗

Unrecognized spotted fever group rickettsiosis masquerading as dengue fever in Mexico.

Although Rocky Mountain spotted fever was documented in northern Mexico during the 1940s, spotted fever group (SFG) rickettsioses have subsequently received little attention in Mexico. In this study, sera collected in 1993 from 50 patients from the Mexican states of Yucatan and Jalisco, who were suspected clinically to have dengue fever but had no antibodies to dengue virus, were examined by indirect immunofluorescence for IgM antibodies reactive with Rickettsia rickettsii, R. akari, and R. typhi. Twenty (40%) of the patients' sera contained IgM antibodies to SFG rickettsiae at a titer of 128 or greater. Among five sera reactive only against R. akari, four were from patients in Jalisco where a cluster of cases occurred in June and July. Among five sera reactive only with R. rickettsii, all were from Yucatan patients. Sera of 10 patients contained antibodies reactive with antigens shared by R. rickettsii and R. akari. The clinical signs and symptoms (fever, 100%; myalgia, 95%; headache, 85%; rash, 85%) were similar to those of dengue fever patients identified in this study. However, the incidence of rash was substantially higher than the nondengue, nonrickettsiosis patients. One or more SFG rickettsioses appear to be present in areas of Mexico not previously recognized to harbor these organisms. The etiologic agent or agents are as yet unknown.

Adolescent↗

Guidelines for the diagnosis of rheumatic fever. Jones Criteria, 1992 update. Special Writing Group of the Committee on Rheumatic Fever, Endocarditis, and Kawasaki Disease of the Council on Cardiovascular Disease in the Young of the American Heart Association.

The Jones Criteria for guidance in the diagnosis of acute rheumatic fever were first published by T. Duckett Jones, MD, in 1944 and have been revised over the years by the American Heart Association. The current guidelines are an update of these criteria. For the first time, the guidelines are designed to establish the initial attack of acute rheumatic fever. Major manifestations, minor manifestations, and supporting evidence of antecedent group A streptococcal infection are discussed. These updated guidelines expand on the available tools to diagnose streptococcal pharyngitis and clarify the available antibody tests for detecting antecedent group A streptococcal infection. At the present time echocardiography without accompanying auscultatory findings is insufficient to be the sole criterion for valvulitis in acute rheumatic fever. Finally, this article addresses overdiagnosis of rheumatic fever and lists exceptions to the Jones Criteria, including recurrent attacks in individuals with a history of rheumatic fever.

Acute Disease↗

[A patient with fever following a visit to the tropics: tick-borne relapsing fever discovered in a thick blood smear preparation].

A 26-year-old woman presented with a 2-day history of fever peaking to 39 degrees C and cold shivers that developed after a 2-weeks trip to Guatemala and Belize. Prior to the fever the patient had felt symptoms of a common cold and general malaise. Moreover, she complained of generalised myalgia and nausea. She had taken paludrine as a prophylactic against malaria. Borrelia spirochaetes, the pathogen of relapsing fever, were detected in a thick blood smear preparation. On the basis of the anamnesis, geography and specific exposure, the patient had a form of relapsing fever that is transmitted by ticks and not by lice: tick-borne relapsing fever. She was treated with doxycycline, 100 mg b.i.d. for 7 days. She could be discharged home in good condition after 2 days.

Adult↗

[Ebola and Marburg fever--outbreaks of viral haemorrhagic fever].

With an increasing frequency of traveling and tourism to exotic countries, a new threat-import of rare, very dangerous infections-emerges in humane medicine. Ebola fever and Marburg fever, whose agents come from the same group of Filoviridae family, belong among these diseases. The natural reservoir of these viruses has not yet been precisely determined. The pathogenesis of the diseases is not absolutely clear, there is neither a possibility of vaccination, nor an effective treatment. Fever and haemorrhagic diathesis belong to the basic symptoms of the diseases. Most of the infected persons die, the death rate is 70-88 %. The history of Ebola fever is relatively short-30 years, Marburg fever is known almost 40 years. Hundreds of people have died of these diseases so far. The study involves epidemics recorded in the world and their epidemiological relations. Not a single case has been recorded in the Czech Republic, nevertheless a sick traveler or infected animals are the highest risk of import these diseases. In our conditions, the medical staff belong to a highly endangered group of people because of stringent isolation of patients, strict rules of barrier treatment regime and high infectivity of the diseases. For this reason, the public should be prepared for possible contact with these highly virulent infections.

Africa↗

Epidemiology of boutonneuse fever in western Sicily: demonstration of multiple spotted fever group-Rickettsiae subtypes.

Electrophoretic analysis of the proteins and genomic DNA of spotted fever-group Rickettsiae isolated from ticks and a human in Western Sicily show that at least two distinct subtypes other than R. conorii are present in this region. All of the spotted fever-group isolates share common features with other, well-defined spotted fever-group rickettsial species, e.g. R. sibirica, Thai Tick Typhus, and R. rickettsii. Based on these data, caution is recommended when identifying species by the more traditional and less specific tests. Studies of the ecology and epidemiology of spotted fever-group Rickettsiae in regions where R. conorii infections occur would benefit and be challenged by intensive antigenic analyses of the proteins and genomic DNA of the various strains of the spotted fever-group Rickettsiae present in those areas.

Animals↗

Etiological relation between Korean hemorrhagic fever and epidemic hemorrhagic fever in Japan.

The first case of epidemic hemorrhagic fever in Japan was seen in Osaka in 1960. The etiologic agent of this disease has not yet been isolated, but a close etiologic relation between Korean hemorrhagic fever and epidemic hemorrhagic fever in Japan has been suspected because of similarities in the clinical and pathological pictures of the two diseases. This relation has now been confirmed serologically by demonstrating specific immunofluorescent antibodies to Korean hemorrhagic fever virus in 19 of 20 sera obtained from subjects 7 to 17 years after an acute attack of epidemic hemorrhagic fever.

Adolescent↗

Rheumatic fever; summary of a rheumatic fever workshop on various aspects of the disease.

While rheumatic fever is becoming an uncommon disease in all parts of the United States, it still exists in all areas including Southern California. The disease is sufficiently common in Los Angeles County to warrant organized programs of control aimed particularly at careful follow-up, accurate case reporting, secondary prophylaxis and primary prevention.In April of 1965 a Rheumatic Fever Workshop, in which local, national and state experts in rheumatic fever participated, reviewed the status of the rheumatic fever programs in Los Angeles County. Guidelines for future organization for the control of rheumatic fever were developed and presented.

California↗

Cellular immunity in typhoid fever, Legionnaires' disease, amebiasis: role of transfer factor and Levamisole in typhoid fever.

Typhoid fever is an infectious disease commonly seen in the tropics, with multisystem involvement and a high morbidity and mortality rate. Legionnaires' disease: a newly described acute respiratory infection by unusual aerobic gram-negative micro-organisms namely Legionella pneumophila. Cellular immunity: in vitro and in vivo evaluations of cellular immunity using E-rosette formation (E) and 2.4-Dinitrochlorobenzene (D) reaction were made in typhoid fever, amebiasis and Legionnaires' disease. Results will be presented. Three patients with relapsing typhoid fever were given transfer factor and another group with typhoid fever were given Levamisole with sulfamethoxazole-trimethoprim. Up to 90% of the cases receiving immunopotentiating factors/agents improved faster in both general condition, fever and cellular immunity.

Adult↗

Immunological studies in typhoid fever. II. Cell-mediated immune responses and lymphocyte subpopulations in patients with typhoid fever.

The development of the cell-mediated immune response (CMIR) to antigens prepared from Salmonella typhi was investigated in patients suffering from typhoid fever and in normal healthy subjects. The leucocyte migration inhibition test, blast transformation of lymphocytes and active rosette-forming cells were used for detecting CMIR. Peripheral blood lymphocytes were analysed for the numbers and proportions of B lymphocytes, T lymphocytes and their subpopulations with receptors for IgM (T micro) or IgG (T gamma) and cells with Fc receptors for IgG. These parameters were correlated with the duration and the severity of illness. The uncomplicated cases of typhoid fever were found to have an intact CMIR as compared to the complicated cases. The ratio of T lymphocyte subpopulations was grossly imbalanced in typhoid patients, the numbers of T lymphocytes and their subpopulations were further altered in he complicated cases as compared to uncomplicated cases. The present study demonstrates a depressed state of CMIR in complicated patients with typhoid fever. CMIR may thus emerge as the cardinal point for recovery in typhoid fever rather than the specific antibodies. The study further demonstrates that imbalance within the subsets of T lymphocytes may be responsible for the depressed state of CMIR in complicated cases of typhoid fever.

Adolescent↗

Isolation and partial characterization of dengue virus type 2 and 4 strains from dengue fever and dengue haemorrhagic fever patients from Mindanao, Republic of the Philippines.

OBJECTIVE: Isolation of dengue virus from dengue fever and dengue haemorrhagic fever cases from Mindanao, Republic of the Philippines. METHODS: 12 patients with clinically suspected dengue fever (DF) or dengue haemorrhagic fever (DHF) presenting in four regional hospitals between August and September 1995 on Minadano were enrolled in the study. Dengue virus was isolated by inoculation of Vero/E6 or C6/36 cells with patient serum. IgM antibodies were measured using a commercial test system. Up to 454 bp of the capsid region and 240 bp of the E/NS1 gene junction of different viral isolates were sequenced and phylogenetically analyzed. RESULTS: Virus could be isolated from seven patients, five isolates were typed as dengue virus type 2 and two as dengue virus type 4 by immunostaining with monoclonal antibodies or by RT/PCR. Phylogenetic analysis confirmed a close relationship of the dengue virus type 2 isolates with viruses isolated in the Philippines in 1983 and 1988. CONCLUSION: As observed in studies from other parts of South East Asia, dengue virus type 2 was readily isolated from dengue haemorrhagic fever cases. Dengue virus type 2 and 4 circulate in Mindanao, Philippines, with dengue type 2 being responsible for most of our severe DF or DHF cases.

Child↗

Fluoroquinolones for treating typhoid and paratyphoid fever (enteric fever).

BACKGROUND: Fluoroquinolones are recommended as first-line therapy for typhoid and paratyphoid fever, but how they compare with other cheaper antibiotics and different fluoroquinolones is unclear. OBJECTIVES: To evaluate fluoroquinolone antibiotics for treating enteric fever in children and adults compared with other antibiotics, different fluoroquinolones, and different treatment durations of the same fluoroquinolone. SEARCH STRATEGY: We searched the Cochrane Infectious Diseases Group Specialized Register (August 2004), CENTRAL (The Cochrane Library Issue 3, 2004), MEDLINE (1966 to August 2004), EMBASE (1974 to August 2004), LILACS (1982 to August 2004), conference proceedings, reference lists, and contacted researchers. SELECTION CRITERIA: Randomized controlled trials of fluoroquinolones in people with blood or bone marrow culture-confirmed enteric fever. DATA COLLECTION AND ANALYSIS: Two reviewers independently assessed the methodological quality of trials and extracted data. We calculated the odds ratio (OR) for dichotomous data with 95% confidence intervals. We analysed norfloxacin separately. MAIN RESULTS: Thirty-three trials met the inclusion criteria; 22 had unclear allocation concealment, and 29 were not blinded. Three trials exclusively included children, and two studied outpatients. The main analysis examined clinical failure, microbiological failure, and relapse. Compared with chloramphenicol, fluoroquinolones were not statistically significantly different for clinical (544 participants) or microbiological failure (378 participants) in adults; they reduced clinically diagnosed relapse in adults (OR 0.14, 0.04 to 0.50; 467 participants, 6 trials), but this was not statistically significant in participants with blood culture-confirmed relapse (121 participants, 2 trials). Compared with co-trimoxazole, we detected no statistically significant difference (82 participants, 2 trials). Among adults, fluoroquinolones reduced clinical failure compared with ceftriaxone (OR 0.08, 0.01 to 0.45; 120 participants, 3 trials), but showed no difference for microbiological failure or relapse. We detected no statistically significant difference between fluoroquinolones and cefixime (80 participants, 1 trial) or azithromycin (152 participants, 2 trials). In trials of hospitalized children, fluoroquinolones were not statistically significantly different from ceftriaxone (60 participants, 1 trial, involving norfloxacin) or cefixime (82 participants, 1 trial). Norfloxacin had more clinical failures than other fluoroquinolones (417 participants, 5 trials). Trials comparing different durations of fluoroquinolone treatment showed no statistically significant differences (693 participants, 8 trials). AUTHORS' CONCLUSIONS: Many trials were small, and methodological quality varied widely. Although enteric fever most commonly affects children, trials in this group were particularly sparse. Insufficient data in all comparisons preclude any firm conclusions to be made regarding superiority of fluoroquinolones over first-line antibiotics in children and adults.

Adult↗

Antimicrobial therapy of unexplained fever in neutropenic patients--guidelines of the Infectious Diseases Working Party (AGIHO) of the German Society of Hematology and Oncology (DGHO), Study Group Interventional Therapy of Unexplained Fever, Arbeitsgemeinschaft Supportivmassnahmen in der Onkologie (ASO) of the Deutsche Krebsgesellschaft (DKG-German Cancer Society).

Cytostatic chemotherapy of hematological malignancies is often complicated by neutropenia, which increases the risk of infections, especially if the neutrophil count is below 500/microl. Frequently, fever is the first, and in most patients the only, sign of an infection. Unexplained fever is defined as follows: temperature of >/=38.3 degrees C or >/=38.0 degrees C for at least 1 h, or measured twice within 12 h, if the neutrophil count is <500/microl or <1000/microl with predicted decline to 500/microl. Different risk categories can be identified according to the duration of neutropenia: low risk </=5 days, intermediate risk 6-9 days, high risk >/=10 days. An empirical mono- or duotherapy with antipseudomonal and antistreptococcal agents should be initiated immediately. In the low risk patient group, oral therapy with cipro-, levo-, or ofloxacin combined with amoxicillin/clavulanic acid is permissible. For standard and high risk patients, monotherapy can be carried out with either ceftazidime, cefepime, piperacillin with tazobactam or a carbapenem. In duotherapy, a single dose of an aminoglycoside is combined with acylaminopenicillin or a cephalosporin of the third or fourth generation. The addition of glycopeptides in empirical therapy should only be considered in the presence of severe mucositis, or if a catheter-associated infection is suspected. If fever persists after 72-96 h of first-line therapy with antibiotics, the regimen should be modified (with the exception of e.g. coagulase-negative staphylococci infections, because these infections take longer to respond). Intermediate risk patients should additionally receive an aminoglycoside after monotherapy (penicillin or a cephalosporin). If a carbapenem was administered for monotherapy, this can be followed by a quinolone and/or a glycopeptide. In the high risk group, the same modifications should be made as in the intermediate risk group but with additional systemic antifungal treatment. In the presence of unexplained fever, fluconazole can be administered at first, but if this fails, amphotericin B (conventional or liposomal), itraconazole, voriconazole or caspofungin should be started. After defervescence to <38 degrees C, treatment should be continued for 7 days if the neutrophil count is <1000/microl, and for 2 days if the neutrophil count is >1000/microl.

Anti-Bacterial Agents↗

Fever of unknown origin: subacute thyroiditis versus typhoid fever.

Fever of unknown origin (FUO) is not infrequently a diagnostic dilemma for clinicians. Common infectious causes include endocarditis and abscesses in adults, and noninfectious causes include neoplasms and certain collagen vascular diseases, for example, polymyalgia rheumatica, various vasculitides, and juvenile rheumatoid arthritis (adult Still's disease). Subacute thyroiditis is a rare cause of FUO. Among the infectious causes of FUO, typhoid fever is relatively uncommon. We present a case of FUO in a traveler returning from India whose initial complaints were that of left-sided neck pain and angle of the jaw pain, which initially suggested the diagnosis of subacute thyroiditis. After an extensive FUO workup, when typhoid fever is a likely diagnostic possibility, an empiric trial of anti- Salmonella therapy has diagnostic and therapeutic significance. The presence of relative bradycardia, and response to quinolone therapy, was the basis of the clinical diagnosis of typhoid fever as the explanation for this patients FUO. This case illustrates the diagnostic difficulties in assessing patients with FUO with few diagnostic findings.

Administration, Oral↗

Hemostatic changes in Rocky Mountain spotted fever and Mediterranean spotted fever.

Rocky Mountain spotted fever and Mediterranean spotted fever are rickettsial infections primarily of endothelial cells that normally have a potent anticoagulant function. As a result of endothelial cell infection and injury, the hemostatic system is perturbed and shows changes that vary widely from a minor reduction in the platelet count (frequently) to severe coagulopathies, such as deep venous thrombosis and disseminated intravascular coagulation (rarely). Changes favoring a hypercoagulable state include endothelial injury and release of procoagulant components, activation of the coagulation cascade with thrombin generation, platelet activation, increased antifibrinolytic factors, consumption of natural anticoagulants, and possibly high levels of coagulation-promoting cytokines. Yet, most studies have been performed on endothelial cell cultures that provide nonphysiologic, reductionistic, experimental conditions. The lack of flow, platelets, and WBCs makes these experiments far from simulating the response of endothelial cells in the human body. Coagulopathies and thrombotic events should be considered as potential complications of severe Rocky Mountain spotted fever and Mediterranean spotted fever.

Blood Coagulation↗

Did scarlet fever and rheumatic fever exist in Hippocrates' time?

Case histories recorded by Hippocrates around 400 B.C. describe the clinical manifestations of scarlet fever and rheumatic fever, although the entities are not identified by name. Although the descriptions are not as detailed or complete as they would be today, they strongly suggest the existence of scarlet fever and rheumatic fever at that time. Hippocrates' references to these illnesses were presumably the first to be documented and/or discovered, as a thorough search of the worldwide medical literature revealed no prior descriptions.

Greece, Ancient↗

A recombinant Rickettsia conorii vaccine protects guinea pigs from experimental boutonneuse fever and Rocky Mountain spotted fever.

There are no vaccines against boutonneuse fever and Rocky Mountain spotted fever. Previous studies have identified a Rickettsia rickettsii surface protein as a vaccine candidate and shown that an antigenically related protein is present in R. conorii, which causes boutonneuse fever. The gene encoding the R. rickettsii protein has been cloned and expressed in Escherichia coli. We confirmed by 7.5% sodium dodecyl sulfate-polyacrylamide gel electrophoresis of rickettsial lysates followed by immunoblotting with a monoclonal antibody raised against the R. rickettsii protein that an analogous protein exists in R. conorii. Although these proteins were previously called 155-kilodalton (kDa) proteins, we found that their apparent molecular masses were 198 kDa for R. conorii Kenya tick typhus and 190 kDa for R. rickettsii R. Using the R. rickettsii gene probe, we cloned and expressed a 5.5-kilobase HindIII fragment from R. conorii Kenya tick typhus genomic DNA in E. coli JM107. The expressed recombinant product was recognized by a monospecific polyclonal rabbit antiserum prepared against the 198-kDa protein. Guinea pigs immunized with sonic lysates of the E. coli strain expressing the recombinant gene product developed antibodies recognizing R. conorii when tested by a microimmunofluorescence antibody assay. Upon immunoblotting of rickettsial lysates, those antisera specifically recognized the 198-kDa R. conorii protein and its 190-kDa analog in R. rickettsii. Guinea pigs immunized with sonic lysates of the recombinant E. coli expressing the 198-kDa protein were protected from experimental infections with the homologous R. conorii strain and partially protected from experimental infections with a strain of the heterologous species R. rickettsii. These findings show that the 198-kDa R. conorii protein is a candidate for a vaccine against boutonneuse fever.

Animals↗

Management of children with prolonged fever of unknown origin and difficulties in the management of fever of unknown origin in children in developing countries.

This is Part II of a 2-part paper on fever of unknown origin (FUO) in children. It examines the aetiology and management of prolonged FUO in children and the difficulties in the management of FUO in children in developing countries. Part I of this paper discussed acute FUO in children and was published in the March 2001 issue of Paediatric Drugs. Prolonged FUO is documented fever of more than 7 to 10 days which has no apparent source and no apparent diagnosis after 1 week of clinical investigations. About 34% of cases of prolonged FUO are caused by infections, with bacterial meningitis and urinary tract infection accounting for about 6.5 and 11.4%, respectively, of cases attributable to infections. Chronic infections, particularly tuberculosis and 'old' disorders such as Kawasaki disease, cat-scratch disease and Epstein-Barr virus infection presenting with 'new' manifestations, collagen-vascular diseases and neoplastic disorders are the other issues of major concern in prolonged FUO. Overall, however, there is a trend towards an increased number of undiagnosed cases. This is due to advancements in diagnostic techniques, such that illnesses which were previously common among the causes of prolonged FUO are now diagnosed earlier, before the presentation becomes that of prolonged FUO. Clinical examination supplemented with laboratory tests to screen for serious bacterial infections should be the mainstay of initial evaluation of children with prolonged FUO. Use of scanning techniques (such as computerised tomography and ultrasound) as additional supplements to this clinical examination may allow for the earlier diagnosis of causes of prolonged FUO in children such as 'occult' abdominal tumours. A common error in management of children with prolonged FUO is the failure to perform a complete history and physical examination; repeated clinical examination and continued observation are of paramount importance in the diagnosis of difficult cases. Major difficulties in the management of FUO in children in developing countries include constraints in the availability and reliability of laboratory tests, cost, misuse of antibiotics and difficulties encountered in the diagnosis of malaria and typhoid fever. Malaria and typhoid fever are major aetiological considerations in both acute and prolonged FUO in children in developing countries. The newer quinolones may hold great promise for the treatment of serious bacterial infections, including meningitis, which are associated with prolonged FUO in developing countries.

Child↗