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Z18.33

Billable

Retained wood fragments

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

What This Code Means

A condition where small pieces of wood remain embedded in the body from splinters, penetrating injuries, or accidents.

Coding Tips

  • •Wood fragments can be difficult to visualize on standard imaging and may require ultrasound or MRI
  • •Document the mechanism of injury to support clinical decision-making

Code Hierarchy

└Z18Retained foreign body fragments└Z18.3Retained organic fragments└Z18.33Retained wood fragments
└Z18.33Retained wood fragments

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