label: Abnormal hypoxanthine-guanine phosphoribosyltransferase level
label_lc: abnormal hypoxanthine-guanine phosphoribosyltransferase level
description: "Altered level of the enzyme that catalyzes conversion of hypoxanthine to inosine monophosphate and guanine to guanosine monophosphate via transfer of the 5-phosphoribosyl group from 5-phosphoribosyl 1-pyrophosphate."