title: Dihydropteridine reductase deficiency diagnosis by assays on peripheral blood cells.
mesh_terms: D004796:Clinical Enzyme Tests / Q000379:methods; D006801:Humans; D007223:Infant; D008661:Metabolism, Inborn Errors / Q000175:diagnosis*; D009247:NADH, NADPH Oxidoreductases / Q000172:deficiency*; D010661:Phenylketonurias
chemical_list: D009247:NADH, NADPH Oxidoreductases