ICD-10-CM category
G45 Transient cerebral ischaemic attacks and related syndromes
G45 is a category, not a billable code. Report one of the 7 complete codes below.
Codes in G45
- G45.0Vertebro-basilar artery syndrome
- G45.1Carotid artery syndrome (hemispheric)
- G45.2Multiple and bilateral precerebral artery syndromes
- G45.3Amaurosis fugax
- G45.4Transient global amnesia
- G45.8Other transient cerebral ischemic attacks and related syndromes
- G45.9Transient cerebral ischemic attack, unspecified
Outside the US? G45 in the international WHO ICD-10 lists its inclusion and exclusion notes.
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ICD-10-CM is developed by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, and is based on the WHO ICD-10. Codes and titles are reproduced unchanged from the FY2026 code list (effective 1 October 2025). Their use here does not imply endorsement by CDC, HHS or the U.S. Government. Changes effective on or after 1 October 2026 may not be reflected yet; check the current release at cdc.gov or cms.gov before submitting claims.
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