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R19.33

Billable

Right lower quadrant abdominal rigidity

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

What This Code Means

Stiffness or hardness of the abdominal muscles in the lower right area of the belly, which may suggest appendicitis or other localized abdominal conditions.

Coding Tips

  • •Correlate with clinical findings and imaging results to support the diagnosis of the underlying condition
  • •Note whether this is a new finding or recurring symptom to help guide clinical decision-making

Code Hierarchy

└R19Other symptoms and signs involving the digestive system and abdomen└R19.3Abdominal rigidity└R19.33Right lower quadrant abdominal rigidity
└R19.33Right lower quadrant abdominal rigidity

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