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Chapters ENES DE

02Neoplasms
Malignant neoplasms, except primary neoplasms of lymphoid, haematopoietic, central nervous system or related tissues
Malignant neoplasms, stated or presumed to be primary, of specified sites, except of lymphoid, haematopoietic, central nervous system or related tissues
Malignant mesenchymal neoplasms

2B50 category

Chondrosarcoma, primary site

Exclusions

Osteosarcoma, primary site (2B51)

5 subordinate codes

2B50.0Chondrosarcoma of bone or articular cartilage of limbs
2B50.1Chondrosarcoma of bone or articular cartilage of pelvis
2B50.2Chondrosarcoma of bone or articular cartilage of ribs, sternum or clavicle
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified

Nearby in Malignant mesenchymal neoplasms

2B51Osteosarcoma, primary site
2B52Ewing sarcoma, primary site
2B53Fibroblastic or myofibroblastic tumour, primary site
2B54Undifferentiated pleomorphic sarcoma, primary site
2B55Rhabdomyosarcoma, primary site
2B56Angiosarcoma, primary site
2B57Kaposi sarcoma, primary site
2B58Leiomyosarcoma, primary site

Next2B51 — Osteosarcoma, primary site

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
2A00-2A0ZNeoplasms of central nervous system or related structures
2A20-2B3ZNeoplasms of haematopoietic or lymphoid tissues
2B50-2E2ZMalignant neoplasms, except primary neoplasms of lymphoid, haematopoietic, central nervous system or related tissues
2E60-2E6ZIn situ neoplasms, except of lymphoid, haematopoietic, central nervous system or related tissues
2E80-2F3ZBenign neoplasms, except of lymphoid, haematopoietic, central nervous system or related tissues
2F70-2F7ZNeoplasms of uncertain behaviour, except of lymphoid, haematopoietic, central nervous system or related tissues
2F90-2F9ZNeoplasms of unknown behaviour, except of lymphoid, haematopoietic, central nervous system or related tissues
Inherited cancer-predisposing syndromes
2B50-2D3ZMalignant neoplasms, stated or presumed to be primary, of specified sites, except of lymphoid, haematopoietic, central nervous system or related tissues
2D40-2D4ZMalignant neoplasms of ill-defined or unspecified primary sites
2D50-2E2ZMalignant neoplasm metastases
2B50-2B5ZMalignant mesenchymal neoplasms
2B60-2B6E.ZMalignant neoplasms of lip, oral cavity or pharynx
2B70-2C1ZMalignant neoplasms of digestive organs
2C20-2C29.ZMalignant neoplasms of middle ear, respiratory or intrathoracic organs
2C30-2C3ZMalignant neoplasms of skin
2C40-2C4ZMalignant neoplasms of peripheral nerves or autonomic nervous system
2C50-2C53.ZMalignant neoplasms of retroperitoneum, peritoneum or omentum
2C60-2C6ZMalignant neoplasms of breast
2C70-2C7ZMalignant neoplasms of female genital organs
6 more
2B50Chondrosarcoma, primary site
2B51Osteosarcoma, primary site
2B52Ewing sarcoma, primary site
2B53Fibroblastic or myofibroblastic tumour, primary site
2B54Undifferentiated pleomorphic sarcoma, primary site
2B55Rhabdomyosarcoma, primary site
2B56Angiosarcoma, primary site
2B57Kaposi sarcoma, primary site
2B58Leiomyosarcoma, primary site
2B59Liposarcoma, primary site
2B5ASynovial sarcoma, primary site
2B5BGastrointestinal stromal tumour, primary site
2B5CEndometrial stromal sarcoma, primary site
2B5DMalignant mixed epithelial mesenchymal tumour, primary site
2B5EMalignant nerve sheath tumour of peripheral nerves or autonomic nervous system, primary site
7 more
2B50.0Chondrosarcoma of bone or articular cartilage of limbs
2B50.1Chondrosarcoma of bone or articular cartilage of pelvis
2B50.2Chondrosarcoma of bone or articular cartilage of ribs, sternum or clavicle
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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