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Vitamin B6 responsive infantile convulsions and branched chain amino aciduria
Journal of Medicine
|January 1, 1978
Insights
Pyridoxine (Vitamin B6) effectively treated neonatal convulsions, branched-chain amino aciduria, and tryptophanuria in a rare case. This highlights pyridoxine
Area of Science:
- Biochemistry
- Clinical Medicine
- Genetics
Background:
- Neonatal convulsions are a critical medical emergency.
- Amino acid metabolism disorders can manifest with neurological symptoms.
- Pyridoxine-dependent epilepsy is a rare inherited metabolic disorder.
Observation:
- A neonate presented with seizures and abnormal levels of branched-chain amino acids and tryptophan in the urine.
- These biochemical abnormalities, termed branched-chain amino aciduria and tryptophanuria, were identified alongside the convulsions.
Findings:
- Administration of pyridoxine (Vitamin B6) led to the rapid resolution of neonatal convulsions.
- The biochemical abnormalities, including branched-chain amino aciduria and tryptophanuria, were corrected following pyridoxine treatment.
Implications:
- This case underscores the importance of considering pyridoxine deficiency or dependency in neonatal seizures.
- Early diagnosis and treatment with pyridoxine can prevent severe neurological sequelae.
- Highlights the role of pyridoxine in amino acid metabolism and neurological function.
Abstract:
This study reports of a case with neo-natal convulsions and branched amino-aciduria in addition to tryptophanuria. These abnormalities were promptly corrected by administration of pyridoxine.