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M66.132

Billable

Rupture of synovium, left wrist

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A tear or rupture of the synovium (joint lining) in the left wrist, causing pain, swelling, and reduced wrist function.

Coding Tips

  • •Verify left wrist laterality is explicitly documented
  • •Ensure the rupture involves the synovial membrane and not adjacent structures

Code Hierarchy

└M66Spontaneous rupture of synovium and tendon└M66.1Rupture of synovium└M66.13Rupture of synovium, wrist└M66.132Rupture of synovium, left wrist
└M66.132Rupture of synovium, left wrist

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