International Classification of Diseases

**Definition:** A system of categories to which morbid entries are assigned according to established criteria. Included is the entire range of conditions in a manageable number of categories, grouped to facilitate mortality reporting. It is produced by the World Health Organization (From ICD-10, p1). The Clinical Modifications, produced by the UNITED STATES DEPT. OF HEALTH AND HUMAN SERVICES, are larger extensions used for morbidity and general epidemiological purposes, primarily in the U.S.

**Tree numbers:** - L01.462.750.245.945.400

**Synonyms:** - International Classification of Disease - International Statistical Classification of Diseases and Related Health Problems