RT Book, Section A1 Yokose, Chio A1 Choi, Hyon K. A2 Stone, John H. SR Print(0) ID 1180198057 T1 Gout T2 Current Diagnosis & Treatment: Rheumatology, 4e YR 2021 FD 2021 PB McGraw Hill PP New York, NY SN 9781259644641 LK accessmedicine.mhmedical.com/content.aspx?aid=1180198057 RD 2024/04/25 AB Caused by deposition of monosodium urate crystals due to longstanding hyperuricemia.Usually begins as an intermittent, acute mono- or oligoarthritis, especially of the first metatarsophalangeal joint.Flares typically become more frequent and involve more joints over time, in the absence of treatment.Diagnosed by evaluating joint fluid for monosodium urate crystals using polarized light microscopy.Extra-articular manifestations include subcutaneous tophi and renal stones.Flares of arthritis respond to anti-inflammatory drugs such as nonsteroidal anti-inflammatory drugs, colchicine, or glucocorticoids.