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Chapters ENES DE

XExtension Codes
Anatomy and topography
Functional anatomy
Genitourinary system
Reproductive system
XA1MQ5Embryological structures

XA85H6 category

Fetal membranes

2 subordinate codes

XA7MU1Amniotic sac
XA9YJ5Allantois

Also indexed as

Fetal membranes

Nearby in Embryological structures

XA7A99Developmental tissue
XA3NA0Embryo
XA23B0Fetus
XA0SH3Thyroglossal duct
XA1NC2Urachus
XA3L42Umbilical cord
XA90F8Placenta

PreviousXA23B0 — Fetus NextXA0SH3 — Thyroglossal duct

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
Severity Scale Value
Temporality
Aetiology
Topology Scale Value
Anatomy and topography
Histopathology
Dimensions of injury
Dimensions of external causes
Consciousness
5 more
Functional anatomy
Surface topography
Partonomic view
Nervous system
Visual system
Auditory system
Circulatory system
Respiratory system
Digestive system
Integumentary system
Musculoskeletal system
Genitourinary system
3 more
Urinary system
Reproductive system
XA75A2Male genital organs
XA2GU7Female genital organs
XA1MQ5Embryological structures
XA7A99Developmental tissue
XA3NA0Embryo
XA23B0Fetus
XA85H6Fetal membranes
XA0SH3Thyroglossal duct
XA1NC2Urachus
XA3L42Umbilical cord
XA90F8Placenta
XA7MU1Amniotic sac
XA9YJ5Allantois

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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