M02.18
Postdysenteric arthropathy, vertebrae
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 18 never code together
M02code
Excludes1
- Behçet's disease (M35.2)M35.2
- direct infections of joint in infectious and parasitic diseases classified elsewhere (M01.-)M01.-
- postmeningococcal arthritis (A39.84)A39.84
- mumps arthritis (B26.85)B26.85
- rubella arthritis (B06.82)B06.82
- syphilis arthritis (late) (A52.77)A52.77
- rheumatic fever (I00)I00
- tabetic arthropathy [Charcôt's] (A52.16)A52.16
M00-M99chapter
Excludes2
- arthropathic psoriasis (L40.5-)L40.5-
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- compartment syndrome (traumatic) (T79.A-)T79.A-
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 7
Alongside this code 9 same parent — M02.1
M02.10 Postdysenteric arthropathy, unspecified site M02.11 Postdysenteric arthropathy, shoulder category M02.12 Postdysenteric arthropathy, elbow category M02.13 Postdysenteric arthropathy, wrist category M02.14 Postdysenteric arthropathy, hand category M02.15 Postdysenteric arthropathy, hip category M02.16 Postdysenteric arthropathy, knee category M02.17 Postdysenteric arthropathy, ankle and foot category M02.19 Postdysenteric arthropathy, multiple sites
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.