label: mild phosphoribosylpyrophosphate synthetase superactivity
label_lc: mild phosphoribosylpyrophosphate synthetase superactivity
description: Mild phosphoribosylpyrophosphate (PRPP) synthetase superactivity is the mild and late-onset form of PRPP synthetase superactivity, an X-linked disorder of purine metabolism associated with hyperuricemia and hyperuricosuria, leading to urolithiasis and gout. This form is not associated with any neuropathy or central nervous system (CNS) disorders.