Last Updated: 2023-07-07

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

ICD11: 2F22

Good hair follicle tumour.

Uncharacteristic, skin-coloured, rather sharply demarcated, derb-palpable nodules in the area of the head and neck.



  1. Reibold R, Undeutsch W, Fleiner J. Trichoadenoma of Nikolowski--review of four decades and seven new cases. Hautarzt. 1998 Dec;49(12):925-8. 
  2. Yamaguchi J, Takino C. A case of trichoadenoma arising in the buttock. J Dermatol. 1992 Aug;19(8):503-6