Skip to content

Chapters ENES DE

22Injury, poisoning or certain other consequences of external causes
Injuries to the neck
Injury of nerves or spinal cord at neck level
Injury of nerves at neck level

NA44 category

Injury of phrenic nerve

Also indexed as

Injury of phrenic nerve

Nearby in Injury of nerves at neck level

NA40Injury of nerve root of cervical spine
NA41Injury of brachial plexus
NA42Injury of peripheral nerves of neck
NA43Injury of cervical sympathetic nerves
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified

PreviousNA43 — Injury of cervical sympathetic nerves Next4B4Y — Other specified diseases of the immune system

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
NA00-NA0ZInjuries to the head
NA20-NA6ZInjuries to the neck
NA80-NB3ZInjuries to the thorax
NB50-NB9ZInjuries to the abdomen, lower back, lumbar spine or pelvis
NC10-NC1ZInjuries to the shoulder or upper arm
NC30-NC3ZInjuries to the elbow or forearm
NC50-NC5ZInjuries to the wrist or hand
NC70-NC7ZInjuries to the hip or thigh
NC90-NC9ZInjuries to the knee or lower leg
11 more
NA20Superficial injury of neck
NA21Open wound of neck
NA22Fracture of neck
NA23Dislocation or strain or sprain of joints or ligaments at neck level
NA30-NA4ZInjury of nerves or spinal cord at neck level
NA60Injury of blood vessels at neck level
NA61Injury of muscle, fascia or tendon at neck level
NA62Crushing injury of neck
NA63Traumatic amputation at neck level
3 more
NA30-NA3ZInjury of spinal cord at neck level
NA40-NA4ZInjury of nerves at neck level
NA40Injury of nerve root of cervical spine
NA41Injury of brachial plexus
NA42Injury of peripheral nerves of neck
NA43Injury of cervical sympathetic nerves
NA44Injury of phrenic nerve
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.

About · Data & methodology · Privacy · Contact