Piezogenic Pedal Papules Workup

Updated: Aug 14, 2017
  • Author: Christopher R Gorman, MD; Chief Editor: William D James, MD  more...
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Workup

Laboratory Studies

Piezogenic papules are diagnosed clinically. No laboratory evaluation is required.

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Imaging Studies

None is required. Ultrasound and high-frequency ultrasound have been described in the evaluation of this condition. [11, 12]

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Histologic Findings

The histologic finding, which is identical in wrist and foot papules, is herniation of fat through the dermis. This is believed to result from poor compartmentalization of fat because of thinner-than-normal fibrous trabeculae in subcutaneous tissue. The process is not inflammatory.

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