Tricholemmal Carcinoma

Tricholemmal Carcinoma

David Cassarino, MD, PhD

TLC is a clear cell neoplasm that may show multiple attachments to the epidermis and overlying ulceration and crusting image. Inset shows atypical cells with prominent nucleoli and multiple mitotic figures image.

High magnification of another case of TLC shows a proliferation of pale to clear cells with cytologic atypia, mitotic figures image, and a focally thickened basement membrane image.



  • Tricholemmal carcinoma (TLC)


  • Trichilemmal carcinoma

  • Malignant tricholemmoma


  • Low-grade malignant tumor of clear-staining squamous cells with tricholemmal/outer root sheath differentiation

  • Has been classified as a low malignant potential variant of squamous cell carcinoma (SCC)

Jul 8, 2016 | Posted by in PATHOLOGY & LABORATORY MEDICINE | Comments Off on Tricholemmal Carcinoma

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