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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Hyperuricemia is caused in newborn due to defect in:
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The correct answer is  Plasma uric acid is elevated in Lesch Nyhan disease (Hypoxanthine guanine ribosyltransferase deficiency) Xanthine oxidase deficiency- plasma uric acid | Adenosine deaminase deficiency leads to hypouricemia. Ornithine transcarbamylase deficiency- | ammonia