1F66.4

ICD-11 MMS 2026-01

Subcutaneous dirofilariasis

Description

Subcutaneous dirofilariasis normally results from the transmission of microfilariae of Dirofilaria repens from the latter’s natural animal host to man via a mosquito bite. The adult worm cannot develop fully in man but typically manifests as a subcutaneous nodule, commonly located on or around the eyelids.

Index terms

  • Subcutaneous dirofilariasis

Exclusions from above levels

  • 1F6A – Onchocerciasis
  • NE83.1 – Infection arising from device, implant or graft, not elsewhere classified

Sibling codes

  • 1F66.0 – Loiasis
  • 1F66.1 – Mansonelliasis
  • 1F66.2 – Filariasis due to Brugia species
  • 1F66.3 – Lymphatic filariasis
  • 1F66.Y – Other specified filariasis
  • 1F66.Z – Filariasis, unspecified

Foundation entity

Subcutaneous dirofilariasis – http://id.who.int/icd/entity/813571137

Part of: 1F66: Filariasis › 01: Certain infectious or parasitic diseases