ICD (International Classification of Diseases)

The ICD (International Classification of Diseases) provides a common language for reporting and monitoring diseases, used throughout the world to compare and share data in a consistent standard way between hospitals, regions and countries and over periods of time. It enables international comparisons of mortality and morbidity by WHO member states.

ICD Originating in the 19^th century. WHO published ICD-9 in 1977. ICD-10 was published in 1992 and is now used by 117 countries to report mortality data. ICD-10 has an alphanumeric coding scheme with one letter followed by three numbers at the four-character level. The latest version of the ICD, ICD-11, was adopted by the 72^nd World Health Assembly in 2019 and came into effect on 1^st January 2022.

WHO ICD homepage

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