METHYLMALONIC ACIDURIA AND HOMOCYSTINURIA DUE TO ZNF143 DEFICIENCY | |
603433
OMIM = Online Mendelian Inheritance of Men | |
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Zinc finger protein 143 | |
11p15.4 |
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very rare autosomal recessive | |
Laboratory findings | Methylmalonic acid inc (plasma) Glycine inc (cerebrospinal fluid) Glycine normal/inc (plasma) Homocysteine normal/inc (plasma) Methylmalonic acid inc (urine) Propionylcarnitine (C3) normal/inc (blood) |
Symptoms | chorea or athetosis developmental delay seizures abnormal movement dysmorphism failure to thrive hypotonia microcephaly (<2 SD for age) onset, childhood onset, infancy onset, neonatal |