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Chapters ENES DE

01Certain infectious or parasitic diseases
Viral infections characterised by skin or mucous membrane lesions
Varicella zoster virus infections
1E91Zoster
1E91.4Acute neuropathy of cranial nerve due to zoster

1E91.40 category

Acute trigeminal zoster neuropathy

Also indexed as

Acute trigeminal zoster neuropathy

Nearby in Acute neuropathy of cranial nerve due to zoster

1E91.41Acute herpetic geniculate ganglionitis
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified

Next1E91.41 — Acute herpetic geniculate ganglionitis

Browse ICD-11

01Certain infectious or parasitic diseases
02Neoplasms
03Diseases of the blood or blood-forming organs
04Diseases of the immune system
05Endocrine, nutritional or metabolic diseases
06Mental, behavioural or neurodevelopmental disorders
07Sleep-wake disorders
08Diseases of the nervous system
09Diseases of the visual system
10Diseases of the ear or mastoid process
11Diseases of the circulatory system
12Diseases of the respiratory system
13Diseases of the digestive system
14Diseases of the skin
15Diseases of the musculoskeletal system or connective tissue
16Diseases of the genitourinary system
17Conditions related to sexual health
18Pregnancy, childbirth or the puerperium
19Certain conditions originating in the perinatal period
20Developmental anomalies
21Symptoms, signs or clinical findings, not elsewhere classified
22Injury, poisoning or certain other consequences of external causes
23External causes of morbidity or mortality
24Factors influencing health status or contact with health services
25Codes for special purposes
26Supplementary Chapter Traditional Medicine Conditions
VSupplementary section for functioning assessment
XExtension Codes
1D60-1D6ZCertain zoonotic viral diseases
1D80-1E1ZCertain other viral diseases
1E30-1E32Influenza
1E50-1E5ZViral hepatitis
1E70-1F0ZViral infections characterised by skin or mucous membrane lesions
1F20-1F2ZMycoses
1F40-1G2ZParasitic diseases
1G40-1G41Sepsis
1G60Certain other disorders of infectious origin
14 more
1E70-1E7ZInfections due to poxvirus
1E80-1E8ZHuman papillomavirus infection of skin or mucous membrane
1E90-1E91.ZVaricella zoster virus infections
1F00Herpes simplex infections
1F01Roseola infantum
1F02Rubella
1F03Measles
1F04Erythema infectiosum
1F05Picornavirus infections presenting in the skin or mucous membranes
2 more
1E90Varicella
1E91Zoster
1E91.0Zoster without complications
1E91.1Ophthalmic zoster
1E91.2Disseminated zoster
1E91.3Zoster with central nervous system involvement
1E91.4Acute neuropathy of cranial nerve due to zoster
1E91.5Postherpetic polyneuropathy
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified
1E91.40Acute trigeminal zoster neuropathy
1E91.41Acute herpetic geniculate ganglionitis
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified

International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).

Release 2026-01. View this entity in the official WHO ICD-11 browser.

This page reproduces WHO classification content for reference. It is not medical advice and must not be used to diagnose or treat. For coding decisions, consult the official release and your national coding guidelines.

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