Pediatrics General 6d01eaa2 Which one of the following is not a pyridoxine dependent disorder - A Homocystinuria B Methyl-malonic-acidemia C Cystathioninuria D Xanthurenic aciduria High-Yield Explanation Ans. is 'b' i.e., Methyl-malonic acidemiao For methyl malonic acidemia, Vit B1, is given.o I am not sure about option c & d.