M1A: Chronic gout useAdditionalCode code to identify: Autonomic neuropathy in diseases classified elsewhere (G99.0) Calculus of urinary tract in diseases classified elsewhere (N22) Cardiomyopathy in diseases classified elsewhere (I43) Disorders of external ear in diseases classified elsewhere (H61.1-, H62.8-) Disorders of iris and ciliary body in diseases classified elsewhere (H22) Glomerular disorders in diseases classified elsewhere (N08) excludes1 gout NOS (M10.-) excludes2 acute gout (M10.-) sevenChrNote The appropriate 7th character is to be added to each code from category M1A sevenChrDef 0: without tophus (tophi) 1: with tophus (tophi) |
| M1A.0: Idiopathic chronic gout |
| M1A.1: Lead-induced chronic gout |
| M1A.2: Drug-induced chronic gout |
| M1A.3: Chronic gout due to renal impairment |
| M1A.4: Other secondary chronic gout |
| M1A.9: Chronic gout, unspecified |