2F22

ICD-11 MMS 2026-01

Benign neoplasms of epidermal appendages

Description

A range of benign neoplasms arising from the hair follicle, its associated glands or from sweat glands.

Index terms

  • Benign neoplasms of epidermal appendages
  • tumour of skin appendage
  • Benign cutaneous neoplasms with follicular differentiation
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  • Pilomatrixoma
  • Epithelioma calcificans of Malherbe
  • Malherbe calcifying epithelioma
  • Pilomatricoma
  • Eruptive vellus hair cysts
  • Trichoepithelioma
  • Trichoepithelioma of eyelids
  • trichoblastoma of eyelashes
  • Multiple familial trichoepithelioma
  • Brooke-Spiegler syndrome
  • Epithelioma adenoides cysticum
  • MFT1 [multiple familial trichoepithelioma]
  • Classical trichoepithelioma
  • Desmoplastic trichoepithelioma
  • Cutaneous lymphadenoma
  • Dilated pore of Winer
  • Fibrofolliculoma
  • Pilar sheath acanthoma
  • Trichilemmoma
  • Trichoadenoma
  • Trichoblastoma
  • Solitary giant trichoblastoma
  • Trichodiscoma
  • Tumour of the follicular infundibulum
  • Benign cutaneous neoplasms with sebaceous differentiation
  • Sebaceous adenoma
  • Steatocystoma simplex
  • Steatocystoma multiplex
  • sebocystomatosis
  • Benign cutaneous neoplasms with apocrine differentiation
  • Cylindroma
  • Apocrine tubular adenoma
  • Hidradenoma papilliferum
  • Benign cutaneous neoplasms with eccrine differentiation
  • Eccrine dermal duct tumour
  • benign tumour of sweat gland
  • Eccrine poroma
  • Syringoma
  • chondroid syringoma of unspecified site
  • Multiple syringomata
  • Hidradenomes éruptifs
  • Eccrine syringofibradenoma
  • Hidroacanthoma simplex
  • Tubular papillary adenoma

Sibling codes

  • 2F20 – Benign cutaneous melanocytic neoplasms
  • 2F21 – Benign keratinocytic acanthomas
  • 2F23 – Benign dermal fibrous or fibrohistiocytic neoplasms
  • 2F24 – Benign cutaneous neoplasms of neural or nerve sheath origin
  • 2F25 – Cherry angioma
  • 2F26 – Lobular capillary haemangioma
  • 2F2Y – Other specified benign cutaneous neoplasms
  • 2F2Z – Benign cutaneous neoplasm of unspecified type

Foundation entity

Benign neoplasms of epidermal appendages – http://id.who.int/icd/entity/154004890

Allowed postcoordination axes

Part of: 02: Neoplasms