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Haemophilus influenzae type b meningitis: manifestations and long term sequelae.

The observations made in these studies, which have been enhanced and refined in recently published reviews, 9-11 clearly demonstrate that a wide range of neurologic and learning disabilities are found in a large proportion of survivors of Hib meningitis who were successfully treated with antibiotics at the time of their acute illness and were subsequently considered to be normal by parents, teachers and peers. Despite their apparent normality many children have minimal brain damage and fall behind in intellectual achievement and social adjustment. Clearly no matter how effective therapy is in dealing with acute disease, it cannot prevent the development of handicapping sequelae in all children. For this reason I strongly believe that prevention of Hib meningitis is essential.

Child, Preschool↗

Pyogenic arthritis associated with adjacent osteomyelitis: identification of the sequela-prone child.

We treated 96 cases of pyogenic arthritis from January 1, 1980, to December 31, 1990, 16 of whom had adjacent osteomyelitis. Presenting symptoms in the latter were indistinguishable from those in 80 cases of primary pyogenic arthritis with regard to involved joints, aspirate findings and pathogens; however, adjacent osteomyelitis patients tended to be younger and were more likely to be symptomatic more than 7 days and to have received prior antibiotics. Prompt joint drainage was done in 15 of 16 cases but adjacent osteomyelitis was recognized in only 5. Bone scan was misleading in 3 of the 4 cases where it was performed as part of the initial evaluation. Persistent pain, swelling and/or fever occurred in 9 patients, 6 of whom underwent further joint drainage. Radiographs were diagnostic in 1 patient at admission, 10 during hospitalization and in 5 at follow-up. Sequelae were found in 8 of 13 patients with bone and joint infections vs. 8 of 41 patients with primary joint infection. Patients with a positive culture from the hip or shoulder who had been pretreated with antibiotics had the worst prognosis. Osteomyelitis should be considered in patients who present with symptoms and signs of pyogenic arthritis for longer than 1 week, especially if they have received prior antibiotics. Earlier recognition and bone debridement may improve outcome.

Adolescent↗

Length of prediagnostic history related to the course and sequelae of childhood bacterial meningitis.

The relationship between length of prediagnostic history and course and sequelae of childhood bacterial meningitis was prospectively examined by collecting data from 286 children with bacteriologically confirmed bacterial meningitis. The cases were divided into three groups: short (< or = 24 hours, N = 141); intermediate (> 24 to 48 hours, N = 75); and long (> 48 hours, N = 70) history. The level of consciousness and serum C-reactive protein normalized sooner during hospitalization in patients with a longer history. They also showed neck stiffness more often and longer and had thrombocytosis earlier and more prominently than patients with a shorter history. The differences were not influenced by etiology, sex or age. The occurrence of neurologic abnormalities in the hospital or during the first 6 months after discharge was not affected by duration of illness before hospitalization. We conclude that our results support the view that bacterial meningitis presents in two forms. At presentation the more acute form often has a history of less than 24 hours and poses a great danger to the patient. In contrast the other form develops insidiously and is more difficult to detect but does not have a worse prognosis than the acute form.

Adolescent↗

Immune recovery vitritis and uveitis in AIDS: clinical predictors, sequelae, and treatment outcomes.

PURPOSE: To determine 1) clinical predictors of an inflammatory syndrome associated with cytomegalovirus (CMV) retinitis (immune recovery vitritis or uveitis [IRV or IRU]); 2) clinical sequelae of IRV; and 3) the effect of corticosteroid treatment on visual acuity. METHODS: A cohort study from the AIDS Ocular Research Unit of the University of California, San Diego, and a case series from the Cleveland Clinic consisted of patients who had acquired immunodeficiency syndrome and inactive CMV retinitis who responded to highly active antiretroviral therapy (HAART) with CD4 T-lymphocyte levels >60 cells/mm3. The cohort was followed for a median of 13.5 months following increase in CD4 count. The authors studied the occurrence of IRV, defined as symptomatic (vision decrease and/or floaters) vitritis of 1+ or greater severity associated with inactive CMV retinitis. Macular edema or epiretinal membrane formation was determined by clinical examination and fluorescein angiography. Five eyes were treated with sub-Tenon corticosteroid injections. RESULTS: In the cohort study, 19 (63%) of 30 HAART responders developed IRV (26 eyes). The clinical spectrum of inflammation included vitritis, papillitis, macular edema, and epiretinal membranes. Eyes with CMV surface area >30% of the retina were at the highest risk (relative risk = 4.5) of developing IRV (P = 0.03). During follow-up, inflammation persisted without treatment for a median of 20 weeks and 14 patients (16 eyes) developed macular changes. Treatment resulted in vision improvement without reactivation of retinitis. Histology and immunohistochemistry of associated epiretinal membranes showed evidence of chronic inflammation with a predominant T-lymphocyte cell population. In the case series, 3 (38%) of 8 HAART responders developed IRV (4 eyes). All four eyes were treated and resulted in visual acuity improvement of one line. CONCLUSIONS: Symptomatic IRV or IRU develops in a significant number of patients with CMV retinitis following successful HAART. Eyes with CMV surface area >30% of the retina are at the greatest risk. Eyes with IRV respond favorably to antiinflammatory therapy without reactivation of retinitis. Immune recovery vitritis may be the result of an immunologic reaction to latent CMV antigens in the eye in which T-lymphocytes play a role.

AIDS-Related Opportunistic Infections↗

Eustachian tube dysfunction and its sequelae in patients with cleft palate.

The incidence of middle ear disorders in patients with cleft palate deformities was determined in a retrospective review of 110 children with palate or palate and lip involvement. Ages ranged from 2 months to 18 years and included patients with associated abnormalities such as Pierre Robin syndrome and Treacher Collins syndrome. Clinical manifestations of eustachian tube dysfunction were found in 79% in the form of effusions, retraction pockets, adhesions, and ossicular erosion. Only two patients had confirmed cholesteatoma formation. Despite the low incidence of acquired cholesteatoma in these patients, the frequent occurrence of other disorders that affect hearing warrants early and aggressive otologic management to prevent long-term sequelae.

Adolescent↗

Cognitive sequelae in children treated for acute lymphoblastic leukemia with dexamethasone or prednisone.

PURPOSE: The cognitive sequelae of treatment for childhood acute lymphoblastic leukemia (ALL) were compared in a group of patients who received dexamethasone during the intensification and maintenance phases of therapy with those in a historical control group for whom antileukemia therapy was similar, except that the corticosteroid component of therapy was prednisone. METHODS: Patients treated for ALL on Dana-Farber Cancer Institute protocols 87-01 (n = 44) and 91-01 (n = 23) were evaluated by standard cognitive and achievement tests. Corticosteroid therapy was delivered in 5-day pulses given every 3 weeks during intensification and continuation phases of therapy for a total of 2 years. RESULTS: Children treated on protocol 87-01 received prednisone at a dose of 40 mg/m2/d (standard risk, SR) or 120 mg/ m2/d (high risk, HR); those treated on protocol 91-01 received dexamethasone at a dose of 6 mg/m2 per day (SR) or 18 mg/m2 per day (HR). Children treated on protocol 91-01 performed less well on cognitive testing. Subsample analysis indicated that cranial radiation therapy and methotrexate dose did not account for differences in cognitive outcomes. CONCLUSIONS: The findings of this preliminary study are consistent with the hypothesis that dexamethasone therapy can increase risk for neurocognitive late effects in children treated for ALL and indicate that further investigation of this question is warranted.

Antineoplastic Agents, Hormonal↗

A review of the cognitive and behavioral sequelae of Parkinson's disease: relationship to frontostriatal circuitry.

BACKGROUND: Parkinson's disease is a neurodegenerative hypokinetic movement disorder presenting with subcortical pathology and characterized by motor deficits. However, as is frequently reported in the literature, patients with Parkinson's disease can also exhibit cognitive and behavioral impairments. These impairments may be attributed to dysfunction of multiple systems associated with the disease process in Parkinson's disease that are not necessarily related to motor symptoms. In recent years, considerable attention has addressed the circuits connecting the frontal cortical regions and the basal ganglia (i.e., frontostriatal circuits) and how they mediate cognition and behavior in humans. It has been suggested that these same circuits are disrupted in Parkinson's disease and may be responsible for the frontal/executive deficits predominantly reported in this patient population. OBJECTIVE: The current survey of the literature provides a critique and analysis of the neuropsychological profile of Parkinson's disease, including cognitive impairments, behavioral alterations, and emotional processing deficits. A special feature of this paper is to ascertain how frontostriatal circuitry might provide the substrate for the neuropsychological impairments exhibited in Parkinson's disease. In so doing, studies involving nonhuman subjects, neurologically healthy adults, brain-lesioned individuals, and patients with Parkinson's disease are reviewed to provide a novel perspective in conceptualizing and categorizing the cognitive and behavioral sequelae concomitant to specific frontostriatal circuit dysfunction in Parkinson's disease. CONCLUSIONS: The current review suggests that the neuropsychological profile of Parkinson's disease, which predominantly reflects frontal/executive dysfunction, may be attributed to disruption of the frontostriatal circuitry. The information generated from this review can serve as a guide in the assessment of frontal/executive dysfunction in Parkinson's disease with suggestions for a clinical neuropsychological test battery.

Affect↗

Aesthetic skin branding: a novel form of body art with adverse clinical sequela.

Branding is a form of body art wherein third-degree burns are inflicted on the skin to produce permanent scars. This method of scarification is a common practice among many indigenous cultures and has become exceedingly common in western societies. As with other forms of body art, branding is not a manifestation of a psychiatric disorder but, rather, a method of self-expression. The process can be performed through the use of electrocautery, laser, chemicals, freezing, and hot metal. Complications arising from the procedure include acute infection, transmission of blood-borne pathogens, allergic reactions, and sequelae arising from third-degree burns. In addition, skin branding has been shown to be associated with substance abuse and high-risk behaviors among adolescents. The purpose of this article is to present the following case report and review to familiarize clinicians with this dangerous method of body art.

Adult↗

Treatment of the late sequelae of septic arthritis of the hip.

Numerous salvage procedures have been proposed for the treatment of late sequelae of septic arthritis of the hip. Despite this, there are no reports in the literature discussing treatment with simultaneous hip reconstruction and femoral lengthening using the hybrid advanced Ilizarov method. The authors reviewed their experience with this technique, and present 15 patients treated between 1982 and 1997. The average age of the patients was 21.1 years and the average limb length discrepancy was 6.5 cm. All the hips were classified according to the classification of Choi et al. The time the external fixator was worn was 225.5 days and the average followup was 108 months. The results were classified based on pain relief, residual deformity, range of motion, Trendelenburg sign, and limb length discrepancy. Ten patients had a good or excellent result, three patients had a fair result, and only two patients had a poor result. Major complications included a common peroneal nerve palsy in one patient, loss of angulation of the proximal femoral osteotomy in two patients, and a mild knee subluxation in three patients all of whom responded to treatment. At the latest followup, 13 patients were satisfied with the treatment, all had returned to their previous occupations, and no patient had a total hip arthroplasty.

Adolescent↗

Orthopaedic sequelae of meningococcal septicemia.

The records of 143 patients admitted with a diagnosis of meningococcal septicemia were reviewed to identify vascular, cutaneous, and osseous sequelae. During the acute phase of the disease there were 21 deaths and 17 patients lost tissue. Thirty-six digits were allowed to autoamputate and six surgical amputations were performed. Each of the latter developed physeal growth arrests proximal to the level of amputation. Four patients underwent fasciotomies for compartment syndrome. Two of these patients had absent distal pulses and at surgery were found to have nonviable limb segments; the authors conclude that fasciotomy is rarely indicated. Sixteen patients were identified with a total of 41 growth arrests. Twenty-three of these occurred under areas of cutaneous scarring and were diagnosed 2 to 9 years after the index admission. The authors believe that patients requiring débridement and/or skin grafting of areas of skin necrosis should be reviewed regularly during the growth period to identify physeal damage at a stage when less complex surgery may be indicated.

Age Distribution↗

Prediction of neurologic sequelae in childhood tuberculous meningitis: a review of 20 cases and proposal of a novel scoring system.

BACKGROUND: Despite effective antituberculous medications, the mortality and morbidity remain high in children with tuberculous meningitis (TBM). The traditional clinical staging for TBM developed by Lincoln et al in 1960 has been widely used to predict long term neurologic sequelae (NS). In the current era of critical care medicine and corticosteroid therapy, a new scoring system is needed to predict NS more accurately in children with TBM. METHODS: We reviewed all available cases of TBM in San Diego, CA, during 1991-2001 retrospectively, and we developed a novel scoring system to predict NS in children with TBM. We assessed a tuberculous meningitis acute neurologic (TBAN) score at day 0 and on day 3 of hospitalization, to compare children who subsequently developed severe NS with those who did not. RESULTS: Among 20 children with TBM, 7 children developed severe NS and 1 child died during hospitalization. The TBAN score was higher on day 0 in those with severe NS (5.5 versus 2.0, P = 0.09), and the difference became statistically significant by day 3 of hospitalization (5.5 versus 0.0, P = 0.02). Sensitivity and specificity of the TBAN score (> or =4) on day 0 (75 and 92%) and day 3 (88 and 100%) to predict severe NS were superior to the traditional clinical staging system on day 0 (63 and 58%). CONCLUSIONS: The TBAN score is an objective marker for predicting severe NS in children with TBM.

Adolescent↗

The incidence of, risk factors for, and sequelae of herpes zoster among HIV patients in the highly active antiretroviral therapy era.

BACKGROUND: Whereas the incidence, risk factors, and clinical sequelae of herpes zoster have been studied in the general population and in HIV patients in the era before highly active antiretroviral therapy (HAART), they have yet to be fully understood in the current era of HAART. METHODS: We conducted a retrospective cohort study of patients enrolled in an urban HIV clinic between January 1, 1997 and December 31, 2001. Patients with an episode of herpes zoster during this period were identified, and their charts were reviewed. A nested case-control analysis was used to assess factors associated with an initial episode of herpes zoster. Multivariate conditional logistic regression analyses were used to assess risk factors for zoster. Logistic regression was performed to assess factors associated with complicated zoster. RESULTS: Two hundred eighty-two episodes of herpes zoster were identified in 239 patients. Of these episodes, 158 were new occurrences of zoster and 124 were recurrent zoster events. The incidence of zoster during the study period was 3.2 per 100 person-years of follow-up. The incident cases reflected the clinic population, with most patients being male (63%) and African American (77%) and having injection drug use as their HIV risk factor (49%). The mean age of the patients was 41 years. Sixty-seven percent of patients had single dermatomal involvement, and the thorax was involved in 41%. In multivariate regression, being on HAART (odds ratio [OR] = 2.39, 95% confidence interval [CI]: 1.65 to 3.49) and a CD4 count of 50 to 200 cells/mm (OR = 2.69, 95% CI: 1.44 to 5.01) compared with a CD4 count less than 50 cells/mm were associated with an increased risk of zoster. Twenty-eight patients (18%) developed post-herpetic neuralgia (PHN), and 29 patients (18%) had other complications. Male-to-male sex as an HIV risk factor (P = 0.02) and being on HAART at a zoster episode (P = 0.03) were protective against complicated zoster. CONCLUSIONS: Our results suggest that zoster infection rates have not changed in the current HAART era but that a significant percentage of patients develop complications, particularly PHN, which is quite remarkable considering the young age of our population.

Antiretroviral Therapy, Highly Active↗

Maxillofacial trauma and psychiatric sequelae: post-traumatic stress disorder.

Interest in the psychiatric consequences of trauma and the subsequent surgical intervention has been increasing steadily; therefore, the authors assessed the prevalence of acute symptoms of stress in patients who experienced a craniomaxillofacial injury. Fifty patients between the ages of 18 and 65 years were evaluated and assigned a score using the Injury Severity Scale (ISS). Within 48 hours of surgery (T0) and at 3 months after surgery (T1), the authors administered the Davidson Trauma Scale (DTS) to assess post-traumatic symptoms, Spielberger's State-Trait Anxiety Inventory (STAI) to assess symptoms of anxiety, and Zung's Self-rating Depression Scale (SDS) to assess depressive symptoms. Of the subjects, 44% (22 patients at T0) had acute symptoms of stress, and 26% (13 patients at T1) had post-traumatic stress symptoms. The statistical association between demographic variables was significant only for gender, especially for women. There was a significant correlation between the psychopathologic variables and trauma-specific symptoms at both T0 and T1; the same was true for the ISS at T0. Eight of the 13 patients with positive DTS results at 3 months had aesthetic and functional sequelae that might have served as reminders of the traumatic event. It is not only necessary to restitutio ad integrum the anatomy and function, but also to provide psychiatric support for patients experiencing psychiatric symptoms caused by traumatic events.

Adolescent↗

Two unusual sequelae of tuberculous meningitis despite treatment.

We describe the case of a 22-year-old HIV-negative male who was diagnosed with tuberculous meningitis and subsequently went on to develop two highly unusual after effects of the meningitis. The first was a tuberculoma, which was discovered 28 days after the meningitis and occurred while the patient was taking a four-drug therapeutic regimen, despite adequate drug susceptibilities. The second was an even more unique sequela: tuberculous radiculomyelitis. This transpired only after the patient's glucocorticoids, which were initiated to treat the tuberculoma, were tapered off. These manifestations were successfully treated with the addition of corticosteroids to the antituberculous regimen. The typical clinical presentations of these diseases are reviewed and various means of pathogenesis proposed.

Adrenal Cortex Hormones↗

Indirect outcomes associated with cytomegalovirus (opportunistic infections, hepatitis C virus sequelae, and mortality) in liver-transplant recipients with the use of preemptive therapy for 13 years.

BACKGROUND: The effect of preemptive therapy on indirect sequelae associated with cytomegalovirus (CMV) in liver-transplant recipients has not been clearly delineated. METHODS: Thirteen years of outcome with the use of preemptive therapy were assessed in a cohort of 216 consecutive liver-transplant recipients. RESULTS: The incidence of major infections (31% vs. 44.3%), bacterial infections (31% vs. 39.2%), bacteremia (19% vs. 29.1%), or fungal infections (3.4% vs. 7.6%) did not differ significantly for patients with CMV infection who received preemptive therapy compared with those who never developed CMV infection and did not receive antiviral prophylaxis for CMV (P>0.20 for all variables). The rate of opportunistic infections also did not differ when patients were stratified by primary CMV infection, reactivation infection, or no CMV infection. Recurrent hepatitis C virus (HCV) hepatitis occurred in 55.6% of the patients with CMV treated with preemptive therapy and 49.8% of those without CMV infection (P>0.20). The probability of survival at 6 months, 12 months, 2 years, and 3 years was also comparable for the two groups. CONCLUSIONS: Liver-transplant recipients with CMV infection, including high-risk R-/D+ patients, when followed using the preemptive therapy approach had no significant difference in meaningful outcomes such as opportunistic superinfections, HCV recurrence rates, rejection, and survival when compared with the patients in whom CMV infection never developed and who did not receive antiviral prophylaxis for CMV.

Acyclovir↗

Impact, psychological sequelae and management of trauma affecting children and adolescents.

PURPOSE OF REVIEW: In this review we examine the most recent literature on the impact, psychological sequelae and management of trauma affecting children and adolescents. We focus on consequences of early traumatic events in childhood, adolescence and adulthood; mediating variables (risk and protective factors) intervention strategies and available treatments. RECENT FINDINGS: Increasingly often, mental health professionals are being asked to address the needs of children and adolescents who have been exposed to traumatic events, either as individuals or in groups. Studies on a wide range of age groups, populations and types of trauma revealed that traumatized children and adolescents are at high risk for developing a range of different behavioural, psychological and neurobiological problems. Social support may have a protective effect on the relationship between exposure to traumatic events and psychosocial symptoms. SUMMARY: Several recent studies analyze a wide range of early traumatic events that may be directly or indirectly experienced by youth. These studies raise many fundamental questions such as validity of current diagnostic criteria for post-traumatic stress disorder, comorbidity with anxiety, depressive disorders and childhood traumatic grief symptoms. Vulnerability and protective factors, mainly gender, age and social support are considered. A common problem in research into the impact of trauma on children is the presence of many limitations: studies are often retrospective, use self-report questionnaires and the results may not be generalizable (i.e. they are trauma or population specific). There is a lack of well designed studies, addressing in particular treatments for post-traumatic symptoms in children and adolescents.

Journal Article↗

Activation of the IL-1 gene in UV-irradiated mouse skin: association with inflammatory sequelae and pharmacologic intervention.

The relationship between ultraviolet irradiation, interleukin-1 production, and inflammatory sequelae and the pharmacologic inhibition of these events was investigated in Balb/c mice exposed to ultraviolet irradiation from a bank of six Westinghouse FS40 sunlamps. The resulting edema (66% increase), inflammatory cell infiltration, and rise in the acute-phase reactant (fourfold) serum amyloid P component was preceded by the activation of the interleukin-1 beta gene and enhanced product formation. Administration of dexamethasone, which is known to inhibit interleukin-1 production, inhibited the inflammatory response to ultraviolet irradiation. Thus, production of interleukin-1 may be one of the initial events leading to the consequences of ultraviolet irradiation exposure.

Animals↗

Lipopolysaccharide-induced febrile convulsions in the rat: short-term sequelae.

PURPOSE: Febrile convulsions (FCs) occur in children as a result of fever. The mechanisms involved in the genesis of FCs and their long-term consequences on brain development remain unclear. We have developed a model of FC, by using fever as a parameter, to test the hypothesis that fever can lower seizure threshold and to examine the neurologic sequelae of FCs. METHODS: Fourteen-day-old rat pups equipped with body-temperature telemetry devices exhibited approximately 1.5 degrees C fevers after lipopolysaccharide (Escherichia coli, 200 microg/kg). During such fevers, concurrently administered doses of kainic acid that are normally subconvulsant were used to induce convulsions with fever. Animals were then killed at varying times for pathological and immunohistochemical studies. RESULTS: The pairing of lipopolysaccharide and subconvulsant kainic acid resulted in convulsions in approximately 50% of febrile animals, with very low mortality. To study the neural correlates of these FCs, we used fos immunohistochemistry and found that animals with FCs had fos-positive immunoreactivity in brain regions involved in seizures. After a period of 72 h, we also examined brains for pathologic changes and found no differences among our groups. CONCLUSIONS: Our data indicate that a neuroimmune challenge and its accompanying fever reduce the seizure threshold. Furthermore, the FCs induced by fever in this model do not have short-term adverse effects on the brain. In addition, this model, by incorporating physiologic fever, may be useful for examining the role of fever and its constituent mediators in the genesis of FCs.

Animals↗