File:ICD11 planning overview.jpg

==International Classification of Diseases 11 (ICD11)

New Chapters: • Chapter 3 Diseases of the Blood and Blood forming Organs • Chapter 4 Disorders of the Immune System. • Chapter 5 Conditions related to Sexual Health. • Chapter 8 Sleep-Wake Disorders • Chapter 26 Extension codes • Chapter 27 Traditional Medicine New Concepts: • Foundation: Everything in ICD • Entity: Each element in the foundation • Linearization: also known as a Classification • Stem code: Category (includes former ‘dagger’ codes) • Extension code: Additional information • Linearization parents: Classification hierarchy, Chapter, Block, Category Content Model • ICD-11 categories have a short and a long definition. • All ICD-11 categories include separate information on anatomy, aetiology, and other aspects. These can be accessed through searches, or when browsing in the tabular list. New Coding Scheme • The chapter numbering: now arabic numbers, not roman numerals • The coding scheme for categories: now minimum 4 characters, 2 levels of subcategories • Asterisk codes become Clinical forms or Extension codes. Additional sub-classifications become Extension codes Terminology • ICD-10 had a range of expressions to describe a causal relationship between conditions in a code title. In ICD 11, the preferred term is “due to”. • ICD-10 had a range of expressions indicating the coincidence of two conditions in a code title (e.g. “in” or “with”). In ICD-11, the preferred term is “associated with”.