Familial Calcium Pyrophosphate Deposition, also known as calcium pyrophosphate dihydrate crystal deposition disease, is related to arthropathy and chondrocalcinosis 2. An important gene associated with Familial Calcium Pyrophosphate Deposition is ANKH (ANKH Inorganic Pyrophosphate Transport Regulator). The drugs Probenecid and Calcium, Dietary have been mentioned in the context of this disorder. Affiliated tissues include bone and colon, and related phenotypes are arthritis and arthralgia