Child's urinary lithiasis revealing a complete deficit in adenine phosphoribosyl transferase

In one case of a urinary lithiasis, termed "uric lithiasis" on biochemical examination, the authors describe the symptomatology of a child with a complete deficit in adenine phosphoribosyl transferase. After more intensive investigation the calculi have been found to be composed of a new clinical compound: 2,8-hydroxyadenine.