Last Updated: 2023-07-07

Author(s): Anzengruber F., Navarini A.

ICD11: 2F22

Headington 1962

Good type of hair follicle tumour. Multiple occurrences must be considered as part of Cowden's syndrome.

Erythematous to skin-coloured, sharply demarcated, hyperkeratotic verrucous papule.





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  2. Ackermann B et al. (1980) Tricholemmoma. Am J Dermatopathol 2: 207-224
  3. Headington JT, French AJ (1962) Primary neoplasms of the hair follicle. Arch Dermatol 86: 430-441