2F21

ICD-11 MMS 2026-01

Benign keratinocytic acanthomas

Description

A group of benign discrete epidermal proliferative disorders including seborrhoeic keratosis and clear cell acanthoma.

Index terms

  • Benign keratinocytic acanthomas

Child codes

  • 2F21.0 – Seborrhoeic keratosis
  • 2F21.Y – Other specified benign keratinocytic acanthomas

Sibling codes

  • 2F20 – Benign cutaneous melanocytic neoplasms
  • 2F22 – Benign neoplasms of epidermal appendages
  • 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 keratinocytic acanthomas – http://id.who.int/icd/entity/1791550158

Allowed postcoordination axes

Part of: 02: Neoplasms