1F03.1ICD-11 MMS 2026-01
Measles complicated by encephalitis
Description
A disease caused by an infection with Morbillivirus that is complicated by an infection of the brain. This disease is characterised by symptoms of measles as well as inflammation of the brain. This disease may also present with fever, headache, poor appetite, vomiting, confusion, lethargy, or photophobia. Transmission is by haematogenous spread to the brain after inhalation of infected respiratory secretions, by airborne transmission, or by direct contact. Confirmation is by detection of Morbillivirus RNA or measles-specific IgM antibodies.
Index terms
- Measles complicated by encephalitis
- Encephalitis due to Morbillivirus
- Post measles encephalitis
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- Postmeasles encephalomyelitis
Exclusions from above levels
NE83.1– Infection arising from device, implant or graft, not elsewhere classified
Sibling codes
Foundation entity
Measles complicated by encephalitis – http://id.who.int/icd/entity/844511898
Part of: 1F03: Measles › 01: Certain infectious or parasitic diseases