MB21.4
Disorientation
Disorientation
Classification
ICD-11
Block
MB20-MB2YParent Code
MB21ICD-10 Mapping
1 equivalentWHO Foundation
View on WHOICD-10 Equivalents(1)
ICD-10 Equivalents
View full mappingCorresponding ICD-10-CM codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(12)
SNOMED CT ↗
- ABS - Acute brain syndrome2776000
- Bewilderment40917007
- Arteriosclerotic dementia56267009
- Concussion with no loss of consciousness62106007
- Concussion with mental confusion AND/OR disorientation without loss of consciousness76418009
- Acute non-psychotic brain syndrome85821003
- Acute confusion130987000
- Chronic confusion130988005
- Clarity of thought - finding365298003
- Cocaine withdrawal delirium1344946001
Frequently Asked Questions
What is the ICD-11 code for disorientation?
The ICD-11 code for disorientation is MB21.4. The full clinical description is "Disorientation".
What does ICD-11 code MB21.4 mean?
ICD-11 code MB21.4 represents “Disorientation”. It is classified under Chapter 21: Symptoms, Signs or Clinical Findings, Not Elsewhere Classified.
What chapter is MB21.4 in?
MB21.4 is in Chapter 21: Symptoms, Signs or Clinical Findings, Not Elsewhere Classified (codes MA00-MH2Z).
What is the ICD-10 equivalent of ICD-11 code MB21.4?
MB21.4 maps to the ICD-10 code: R41.0 (Disorientation, unspecified). This is an equivalent mapping.
What is the difference between ICD-10 and ICD-11?
ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.
What SNOMED CT codes does MB21.4 map to?
MB21.4 maps to 10 SNOMED CT concepts: 2776000, 130987000, 85821003, 56267009, 40917007, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.
What UMLS concepts map to ICD-11 code MB21.4?
MB21.4 is linked to 2 UMLS Concept Unique Identifiers: C0009676, C0233407. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.