1F86.1

ICD-11 MMS 2026-01

Schistosomiasis due to Schistosoma mansoni

Description

A disease caused by an infection with the parasitic worm Schistosoma mansoni. This disease commonly presents with Katayama fever, hepatic perisinusoidal egg granulomas, Symmers’ pipe stem periportal fibrosis, or portal hypertension. This disease may also present with embolic egg granulomas in the brain or spinal cord. Transmission is by direct contact with freshwater that has been contaminated with Schistosoma mansoni eggs or snails that carry Schistosoma mansoni. Confirmation is by identification of the Schistosoma mansoni eggs in a faecal sample.

Index terms

  • Schistosomiasis due to Schistosoma mansoni
  • Egyptian splenomegaly
  • Schistosomiasis due to Schistosoma mansoni [intestinal schistosomiasis]
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  • bilharziasis of intestine
  • intestinal schistosomiasis
  • intestinal schistosomiasis NOS
  • schistosomal dysentery
  • schistosomiasis manson
  • schistosomiasis mansoni
  • schistosomiasis of colon
  • Pneumonia in schistosomiasis due to Schistosoma mansoni
  • Pneumonia in schistosomiasis due to intestinal schistosomiasis
  • Granuloma of brain due to Schistosoma mansoni
  • Encephalitis due to Schistosoma mansoni
  • Myelitis due to mansoni

Exclusions from above levels

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

Sibling codes

  • 1F86.0 – Schistosomiasis due to Schistosoma haematobium
  • 1F86.2 – Schistosomiasis due to Schistosoma japonicum
  • 1F86.3 – Other schistosomiases
  • 1F86.4 – Cercarial dermatitis
  • 1F86.5 – Schistosomal pneumonitis
  • 1F86.Z – Schistosomiasis due to unspecified or unknown Schistosoma species

Foundation entity

Schistosomiasis due to Schistosoma mansoni – http://id.who.int/icd/entity/927022506

Allowed postcoordination axes

Part of: 1F86: Schistosomiasis › 01: Certain infectious or parasitic diseases