A form of arthritis that results from the deposition of calcium pyrophosphate crystals in a joint. The underlying cause is unknown; in rare cases, it is a complication of diabetes mellitus, hyperparathyroidism, and haemochromatosis. Symptoms are similar to gout. Diagnosis is from a sample of joint fluid. Treatment is with nonsteroidal anti-inflammatory drugs (NSAIDs).
Pseudogout |
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