1D05.1

ICD-11 MMS 2026-01

Subdural infectious cyst

Description

A condition of the subdural space, caused by an infection with a bacterial, viral, fungal, or parasitic source. This condition is characterised by a membranous sac that may be filled with gas, fluid, or semi solid material between the dura mater and the arachnoid mater. This condition may present with neurological deficits.

Index terms

  • Subdural infectious cyst
  • Parasitic subdural cyst

Exclusions from above levels

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

Sibling codes

  • 1D05.0 – Epidural infectious cyst
  • 1D05.Y – Other specified infectious cysts of the central nervous system
  • 1D05.Z – Infectious cysts of the central nervous system, unspecified

Foundation entity

Subdural infectious cyst – http://id.who.int/icd/entity/1388337190

Allowed postcoordination axes

Part of: 1D05: Infectious cysts of the central nervous system › 01: Certain infectious or parasitic diseases