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Chapters ENES DE

15Diseases of the musculoskeletal system or connective tissue
Soft tissue disorders
Miscellaneous specified soft tissue disorders
FB51Fibroblastic disorders

FB51.3 category

Fibroblastic rheumatism

Also indexed as

Fibroblastic rheumatism

Nearby in Fibroblastic disorders

FB51.0Palmar fascial fibromatosis
FB51.1Knuckle pads
FB51.2Fasciitis or fibromatosis
FB51.4Retroperitoneal fibrosis
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified

PreviousFB51.2 — Fasciitis or fibromatosis NextFB51.4 — Retroperitoneal fibrosis

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
FA00-FA5ZArthropathies
FA70-FB1ZConditions associated with the spine
FB30-FB6ZSoft tissue disorders
FB80-FB8ZOsteopathies or chondropathies
FC00Certain specified acquired deformities of musculoskeletal system or connective tissue, not elsewhere classified
FC01Postprocedural disorders of the musculoskeletal system
Neoplasms of the musculoskeletal system
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified
FB30-FB3ZDisorders of muscles
FB40-FB4ZDisorders of synovium or tendon
FB50-FB56.6Miscellaneous specified soft tissue disorders
4B4ZDiseases of the immune system, unspecified
FB50Bursitis
FB51Fibroblastic disorders
FB52Soft tissue disorders in diseases classified elsewhere
FB53Shoulder lesions
FB54Enthesopathies of lower limb
FB55Certain specified enthesopathies
FB56Specified soft tissue disorders, not elsewhere classified
FB51.0Palmar fascial fibromatosis
FB51.1Knuckle pads
FB51.2Fasciitis or fibromatosis
FB51.3Fibroblastic rheumatism
FB51.4Retroperitoneal fibrosis
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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