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Familial calcium pyrophosphate deposition
What is Familial calcium pyrophosphate deposition?
Familial calcium pyrophosphate deposition (CPPD) is a chronic inherited arthropathy characterized by chondrocalcinosis (CC; i.e. cartilage calcification), often associated with recurrent acute calcium pyrophosphate (CPP) crystal arthritis and polyarticular osteoarthritis (OA).