11ICD-11 MMS 2026-01
Diseases of the circulatory system
Description
This refers to diseases of the organ system that passes nutrients (such as amino acids, electrolytes and lymph), gases, hormones, blood cells, etc. to and from cells in the body to help fight diseases, stabilize body temperature and pH, and to maintain homeostasis.
Excludes
01– Certain infectious or parasitic diseases05– Endocrine, nutritional or metabolic diseases18– Complications of pregnancy, childbirth and the puerperium19– Certain conditions originating in the perinatal period20– Congenital malformations, deformations and chromosomal abnormalities22– Injury, poisoning or certain other consequences of external causes
Child codes
Foundation children elsewhere
JB64.4– Diseases of the circulatory system complicating pregnancy, childbirth or the puerperium
Sibling codes
01– Certain infectious or parasitic diseases02– Neoplasms03– Diseases of the blood or blood-forming organs04– Diseases of the immune system05– Endocrine, nutritional or metabolic diseases06– Mental, behavioural or neurodevelopmental disorders07– Sleep-wake disorders08– Diseases of the nervous system09– Diseases of the visual system10– Diseases of the ear or mastoid process12– Diseases of the respiratory system13– Diseases of the digestive system14– Diseases of the skin15– Diseases of the musculoskeletal system or connective tissue16– Diseases of the genitourinary system17– Conditions related to sexual health18– Pregnancy, childbirth or the puerperium19– Certain conditions originating in the perinatal period20– Developmental anomalies21– Symptoms, signs or clinical findings, not elsewhere classified22– Injury, poisoning or certain other consequences of external causes23– External causes of morbidity or mortality24– Factors influencing health status or contact with health services25– Codes for special purposes26– Supplementary Chapter Traditional Medicine ConditionsV– Supplementary section for functioning assessmentX– Extension Codes
Foundation entity
Diseases of the circulatory system – http://id.who.int/icd/entity/426429380