ICD-11 code : 1F00.21;
Preferred Label : Encephalitis due to herpes simplex virus;
ICD-11 definition : Herpetic encephalitis is a cerebral infection caused by herpes simplex virus type
1 (HSV1). It presents as acute necrosing temporal encephalitis. Onset is rapid (less
than 48 hours) with a fever of 40 C, headaches, and behavioural, language and memory
problems. These initial manifestations are followed by numbness and coma, which may
be accompanied by convulsions and paralysis. This disease, which affects only a small
minority of HSV1-infected individuals, results from a primary immune deficiency.;
ICD-11 synonym : encephalitis due to herpesviridae; Herpes simplex encephalitis, myelitis or encephalomyelitis; Herpes simplex neuroinvasion; HSV - [herpes simplex virus] encephalitis; herpes virus encephalitis; Simian B disorder; Herpetic encephalitis; herpesviral encephalitis; Herpetic encephalopathy; HSV encephalitis; Herpes simplex encephalitis; encephalitis due to herpesvirus; herpes encephalitis; Simian B disease;
ICD-11 inclusion : Simian B disease;
Origin ID : 320069644;
Automatic exact mappings (from CISMeF team)
- Currated CISMeF NLP mapping
- ICD-10 Mapping
Herpetic encephalitis is a cerebral infection caused by herpes simplex virus type
1 (HSV1). It presents as acute necrosing temporal encephalitis. Onset is rapid (less
than 48 hours) with a fever of 40 C, headaches, and behavioural, language and memory
problems. These initial manifestations are followed by numbness and coma, which may
be accompanied by convulsions and paralysis. This disease, which affects only a small
minority of HSV1-infected individuals, results from a primary immune deficiency.
