American College of Rheumatology (American Rheumatism Association) Preliminary Criteria for the Classification of the Acute Arthritis of Primary Gout6 |
Monosodium urate crystals in synovial fluid or tophus or presence of at least 6 of the following
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More than 1 attack of acute arthritis -
Maximal inflammation developed within 24 hours -
Monoarthritis attack -
Redness observed over joints -
First metatarsophalangeal joint painful or swollen -
Unilateral first metatarsophalangeal joint attack -
Unilateral tarsal joint attack -
Tophus (suspected) -
Hyperuricemia -
Asymmetric swelling within a joint on radiograph -
Subcortical cysts without erosions on radiograph -
Joint fluid culture negative for organisms during attacks
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Rome Criteria1 |
Two of the following 4 criteria must be present to make a diagnosis of gout
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Serum uric acid level ≥ 7.0 mg/dl in men, or ≥ 6.0 mg/dl in women -
Tophi -
Urate crystals in synovial fluid or tissues -
History of attacks of painful joint swelling of abrupt onset with remission within 1–2 weeks
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New York Criteria1 |
Urate crystals in synovial fluid or tissue or presence of at least 2 of the following
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History or observation of at least 2 attacks of painful limb swelling with remission within 1–2 weeks -
History or observation of podagra -
Presence of tophus -
History or observation of a good response to colchicine (major reduction in objective signs of inflammation within 24 hours of onset of therapy)
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