G45
Non-billableTransient cerebral ischemic attacks and related syndromes
Transient cerebral ischemic attacks and related syndromes
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
Child Codes (7)
G45.0Vertebro-basilar artery syndrome
G45.1Carotid artery syndrome (hemispheric)
G45.2Multiple and bilateral precerebral artery syndromes
G45.3Amaurosis fugax
G45.4Transient global amnesia
G45.8Oth transient cerebral ischemic attacks and related synd
G45.9Transient cerebral ischemic attack, unspecified
Related Conditions
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for transient cerebral ischemic attacks and related syndromes?
The ICD-10-CM code for transient cerebral ischemic attacks and related syndromes is G45. The full clinical description is "Transient cerebral ischemic attacks and related syndromes". G45 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code G45 mean?
ICD-10-CM code G45 represents “Transient cerebral ischemic attacks and related syndromes”. It is classified under Chapter 6: Diseases of the Nervous System and is a non-billable header code. Use a more specific child code for billing purposes.
Is G45 a billable code?
No, G45 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 7 child codes under G45.
What chapter is G45 in?
G45 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).
What codes cannot be used with G45?
G45 has Excludes1 notes indicating codes that cannot be used together with it, including: neonatal cerebral ischemia (P91.0); transient retinal artery occlusion (H34.0-).
What are the subcategories under G45?
G45 has 7 child codes, including: G45.0 (Vertebro-basilar artery syndrome), G45.1 (Carotid artery syndrome (hemispheric)), G45.2 (Multiple and bilateral precerebral artery syndromes), G45.3 (Amaurosis fugax), and 3 more.
What are the UMLS CUIs for G45?
G45 is linked to 1 UMLS Concept Unique Identifier: C0494480. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does G45 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like transient cerebral ischemic attacks and related syndromes affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of G45?
G45 maps to the ICD-11 code: 8B10.Z (Transient ischaemic attack, unspecified).
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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.