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Biomedical subjects

Sunil Karande

Publications and source records attributed to Sunil Karande.

31 records · Page 2Linked to original sources

Rett syndrome: a case report and overview.

A 3-year-old girl with Rett syndrome is reported in this case report. The aim of this report is to highlight the clinical features of this rare neurodegenerative disorder that mainly affects young girls. A brief review of literature of this disorder is included.

Child, Preschool↗

Boutonneuse fever in a child: a case report and overview.

A five and half year-old boy presented with an acute febrile illness associated with abdominal pain, generalised myalgia, arthralgia and skin rash. An elder sibling had a similar illness and had expired three days back. Initially crystalline penicillin and chloramphenicol were started. Investigations to diagnose the cause of fever viz, peripheral blood smear for malarial parasite, blood and urine cultures, Widal test and dot-ELISA for leptospirosis were negative. Weil-Felix test revealed a positive OX-2 titre of 1:100. Retrospectively, a history of close contact with dogs was elicited and a tick bite mark on the hand detected. Within five days of antibiotic therapy the fever resolved. Chloramphenicol was given totally for two weeks and the child recovered fully. Rickettsial infection should be considered in a child presenting with an acute febrile illness with skin rash since the response to specific antimicrobial therapy is dramatic and life saving.

Anti-Bacterial Agents↗

Glutaric aciduria type I associated with learning disability.

The authors report a 7-year-8-months-old boy with glutaric aciduria type I who had associated dyslexia, dysgraphia and dyscalculia. The diagnosis of glutaric aciduria type I was confirmed on the basis of characteristic neuroimaging and biochemical findings. Axial T1-weighted magnetic resonance imaging scan of the brain showed fronto-temporal atrophy, open opercula and bat-wing dilatation of the sylvian fissures. Axial T[2]-weighted and FLAIR imaging showed hyperintense signal abnormality in both putamen and in the fronto-parietal deep white matter. Urinary aminoacidogram by thin layer chromatography revealed a generalized aminoaciduria. Urinary organic acid analysis by gas chromatography- mass spectroscopy revealed a marked excretion of glutaric acid. Psychoeducational testing was used to diagnose the learning disability. We postulate that the accumulation of glutaric acid and other metabolites was responsible for the child developing the associated learning disability.

Brain↗

Clinical profile and outcome of acute respiratory failure.

OBJECTIVE: To examine the etiological factors, clinical features, treatment modalities and outcome of acute respiratory failure in children. METHODS: This hospital-based prospective observational study was conducted over 15 months. Fifty children with acute respiratory failure, diagnosed by serial arterial blood gas analysis, were consecutively enrolled. Ventilation therapy was initiated when the FiO2 requirement went above 0.6. RESULTS: Pulmonary diseases accounted for majority (68%) of cases, followed by nervous system (12%); and cardiovascular and skeletal muscle system diseases (10%, each). Bronchopneumonia was the commonest cause of acute respiratory failure (11 cases). The majority of cases were in the age group 1 month to < 1 year (26 cases). The commonest signs were altered depth and pattern of respiration (100%), chest wall retractions (88%), flaring of alae nasae (88%), tachypnea (84%), tachycardia (82%), and irritability (64%). Cyanosis was noticed in only 26 (52%) cases. Thirty-six (72%) children required ventilation therapy. The overall mortality was 58%. The mortality was high (55.9% to 66.7%), irrespective of the primary system involved. Significantly higher mortality was associated with co-existent malnutrition (p<0.001), Type I failure (p=0.039) and ventilation therapy (p<0.0001). CONCLUSION: Acute respiratory failure has varied etiology and clinical manifestations, and a high mortality. Its outcome is independent of age of the child and the primary system involved. Malnutrition and Type I failure are factors associated with a poor outcome.

Acute Disease↗

Candida tropicalis meningitis in a young infant.

Candida tropicalis is a rare species of Candida causing meningitis. The authors report a young infant who developed Candida tropicalis meningitis following a prolonged stay in a neonatal intensive care unit for respiratory distress and intra-cranial hemorrhage. The child was successfully treated with recommended doses of Amphotericin B and 5-flucytosine for eight weeks.

Amphotericin B↗

Improving drug safety monitoring.

Drug safety monitoring is important in children. Young age, polypharmacy, prolonged hospitaliza-tion, being critically ill and use of unlicensed and off-label drugs have been identified as risk factors which predispose a child to experience an adverse drug reaction. In our country, the HIV/AIDS epidemic, setting up of intensive care units, increasing availability of imaging studies, and the introduction of several new drugs and vaccines have accentuated the need for improving drug safety monitoring in children. To achieve this aim, establishing in-hospital computerized event monitoring program in major hospitals and an effective national post- marketing drug surveillance network are the need of the hour.

Adverse Drug Reaction Reporting Systems↗

Leptospirosis in children in Mumbai slums.

OBJECTIVE: There is limited data available on symptomatic leptospirosis in Indian children. We report an outbreak of leptospirosis that occurred in children living in slums following heavy rainfall and flooding. This hospital-based prospective study was conducted from July to August 2001. METHODS: Diagnosis of acute leptospirosis was suspected by following the Indian Leptospirosis Society working definition for leptospirosis. Diagnosis was confirmed by detecting anti-Leptospira antibodies, using either a Leptospira genus-specific latex agglutination assay or a dipstick assay or by a macroscopic slide agglutination test. RESULT: Thirty (32%) out of 93 children admitted had acute leptospirosis. Fever, bodyache, chills, abdominal pain, headache, vomiting, cough, hepatosplenomegaly, edema and crepitations were the common presenting signs and symptoms. Twenty - two children had anicteric leptospirosis and 8 had Weil disease. Response to penicillin treatment was good in all except in one child with Weil disease who died of renal failure within 3 hours of admission. CONCLUSION: Leptospirosis has emerged as an infectious disease in Mumbai. During monsoon, parents should ensure that their child does not have contact with the contaminated flood water.

Child↗

Traumatic posterior cerebral artery occlusion in a 14-month-old child.

Following a head injury, a 14-month-old male presented with neck stiffness and 24 hours later developed bilateral lateral rectus palsies. An unenhanced cerebral computed tomographic scan performed on admission revealed evidence of subarachnoid hemorrhage, cerebral edema, and mild-to-moderate compensated supratentorial hydrocephalus. A second scan performed 96 hours after the head injury revealed a mural thrombus at the tip of the basilar artery without any evidence of infarction. A third scan performed 12 days later revealed that the thrombus had resolved. However, a left posterior cerebral artery territory infarct was visualized. We postulate that the thrombus had embolized to the left posterior cerebral artery and caused occlusion of its cortical branch and subsequent infarction. A magnetic resonance angiography performed 20 days later excluded any vascular abnormality. The bilateral lateral rectus palsies persisted at the 6-month follow-up. To our knowledge, a head injury leading to a posterior cerebral artery territory infarct has not been reported earlier in a young child.

Brain↗

Utility of clinically-directed selective screening to diagnose HIV infection in hospitalized children in Bombay, India.

The increasing prevalence of HIV infection in urban India together with limited financial resources necessitates judicious HIV testing. This prospective study was undertaken to determine the utility of selective screening for HIV infection based on five clinical risk factors reported in African children. The study was conducted at the Departments of Paediatrics and Microbiology, LTMG Hospital, Bombay, India between September 1998 and 2000. The children were enrolled after taking informed consent from their parents. The HIV seroprevalence rate was determined in children (aged 1 month to 12 years) consecutively admitted with severe malnutrition, serious pyogenic infections (pneumonia, pyogenic meningitis, septicaemia), disseminated tuberculosis, chronic diarrhoea and oral candidiasis, present either singly or in combination. Children above 18 months of age were diagnosed as being infected with HIV if they tested positive by two different HIV enzyme-linked immunosorbent assay (ELISA) tests. In children less than 18 months of age the diagnosis of HIV infection was made if they were ELISA positive and also fulfilled the WHO criteria for symptomatic HIV infection. Of a total 204 children (110 male, 94 female) screened, 24 (11.8 per cent) were diagnosed as HIV-infected. The HIV seropositive rate was highest in children having oral candidiasis (40.6 per cent), followed by chronic diarrhoea (18.2 per cent), disseminated tuberculosis (16.2 per cent), severe malnutrition (14.4 per cent), and serious pyogenic infections (11.2 per cent). Only the presence of oral candidiasis was a significant independent risk factor for predicting HIV infection (p < 0.0001). However, as the number of risk factors concomitantly present increased, the chances of the child being infected with HIV also increased significantly (p < 0.001). Our study shows that clinically-directed selective screening does have a practical role in diagnosing HIV infection in a resource-poor setting.

AIDS-Related Opportunistic Infections↗