G46 Vascular syndromes of brain in cerebrovascular diseases

Category / Non-billable header 9 subcodes

Block: Episodic and paroxysmal disorders (G40-G47)

Code First

  • underlying cerebrovascular disease (I60-I69)

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
G46..0 Middle cerebral artery syndrome Yes
G46..1 Anterior cerebral artery syndrome Yes
G46..2 Posterior cerebral artery syndrome Yes
G46..3 Brain stem stroke syndrome Yes
G46..4 Cerebellar stroke syndrome Yes
G46..5 Pure motor lacunar syndrome Yes
G46..6 Pure sensory lacunar syndrome Yes
G46..7 Other lacunar syndromes Yes
G46..8 Other vascular syndromes of brain in cerebrovascular diseases Yes

Last reviewed: September 2026