3B61.00

ICD-11 MMS 2026-01

Hyperhomocysteinaemia

Description

A disease caused by deficiencies of vitamin B6, folic acid, or vitamin B12. Genetic defects in 5-MTHF reductase can consequently lead to hyperhomocysteinaemia. This disease is characterised by abnormally high level of homocysteine in the blood. This disease may present with cardiovascular disease, thrombosis, schizophrenia and osteoporosis. Confirmation is by identification of deficiency in a blood sample.

Index terms

  • Hyperhomocysteinaemia

Exclusions from above levels

  • JA43.3 – Postpartum coagulation defects
  • 04 – Diseases of the immune system
  • 05 – Endocrine, nutritional or metabolic diseases
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  • 18 – Complications of pregnancy, childbirth or the puerperium
  • 19 – Certain conditions originating in the perinatal period
  • 20 – Congenital malformations, deformations or chromosomal abnormalities
  • 22 – Injury, poisoning or certain other consequences of external causes
  • http://id.who.int/icd/entity/1000704511 – Human immunodeficiency virus disease
  • JB64.1 – Other diseases of the blood or blood-forming organs or certain disorders involving the immune mechanism complicating pregnancy, childbirth or the puerperium

Sibling codes

  • 3B61.0Y – Other specified hereditary thrombophilia
  • 3B61.0Z – Hereditary thrombophilia, unspecified

Foundation entity

Hyperhomocysteinaemia – http://id.who.int/icd/entity/1993280493

Part of: 3B61.0: Hereditary thrombophilia › 3B61: Thrombophilia › 03: Diseases of the blood or blood-forming organs