Interphalangeal Thumb Joint Contracture C2108146
A condition where the middle joint of the thumb becomes stiff and difficult to bend. This can affect grip and hand function. Treatment may involve exercises, splinting, or surgery depending on severity.
Key facts at a glance
- ICD-10
- M79.9
- ICD-11
- FA00.0
- Body system
- musculoskeletal
- Severity
- mild
- Chronic
- true
Medication Comparisons
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy