When symptomatic, the<unk>  classically begins with symptoms that are similar to a gout attack (thus the moniker "pseudogout"). These include: * severe pain * warmth * swelling of one or more joints The symptoms can be monoarticular (involving a single joint) or polyarticular (involving several joints). Symptoms usually last for days to weeks, and often recur. Although any joint may be affected, the knees, wrists, and hips are most common. X-ray, CT, or other imaging usually shows accumulation of<unk>  within the joint cartilage, known as chondrocalcinosis. There can also be findings of osteoarthritis. The white blood cell count is often raised.
Calcium pyrophosphate dihydrate crystal deposition disease
Gout
Ectopic calcification
Metastatic calcification
AA amyloidosis
Secondary systemic amyloidosis
Crystal arthropathy
Cartilage tumor