Complete ICD-10-CM coding and documentation guide for icd-10 coding for transient global amnesia includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Transient Global Amnesia
Use ICD-10 code G45.4 for transient global amnesia, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
MRI of brain
Use to confirm hippocampal lesions in TGA cases.
EEG
Use to rule out epileptiform activity.
The ICD-10 code for transient global amnesia is G45.4. It is used when the condition is confirmed with specific clinical criteria such as sudden onset and resolution within 24 hours.
Transient global amnesia is diagnosed based on sudden onset of anterograde amnesia, resolution within 24 hours, and absence of focal neurological deficits. MRI may show hippocampal lesions.