Biotinidase deficiency.
نویسندگان
چکیده
A three month old baby presented with refractory seizures, dermatosis and persistent metabolic acidosis. Biotinidase deficiency was diagnosed on enzyme assay. Patient responded dramatically to biotin supplementation.
منابع مشابه
A Treatable Refractory Epilepsy: A Case Report
Introduction Biotinidase deficiency is a life threatening inborn error of metabolism specially when delayed in diagnosis. We report a 2-month-old male infant that presented with refractory infantile spasm, alopecia and seborrheic dermatitis. With a high suspicion of the biotinidase deficiency we started biotin 10 mg daily orally before definite diagnosis was made. Rapid treatment was life-savin...
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Biotin is a water-soluble vitamin and co-factor for activation of carboxylases apoenzymes. Biotinidase enzyme is essential for release of biotin from apoenzymes. Absence of biotinidase is an autosomal recessive trait with a prevalence of 1 in 60000. Clinical manifestations of biotinidase deficiency include dermatitis, alopecia, seizures, hypotonia, developmental delay, hearing loss, visual impa...
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Biotinidase deficiency is an inherited disorder in which the vitamin biotin is not recycled. If untreated, affected individuals develop neurological and cutaneous symptoms. Untreated individuals with biotinidase deficiency either succumb to disease or are left with significant morbidity. We describe clinical course and follow-up of 4 children from Pakistan. All 4 presented with classical sympto...
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We reviewed the outcome of newborn screening for biotinidase deficiency performed at our department since 1987. Among 1,097,894 newborns screened, 461 were recalled, and 18 were identified as affected by complete or partial biotinidase deficiency (incidence 1:61,000, false positive rate 0.04%). The common missense mutation Q456H was found in 80% of patients with profound biotinidase deficiency....
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ورودعنوان ژورنال:
- Indian pediatrics
دوره 45 9 شماره
صفحات -
تاریخ انتشار 2008