ICD-10-CM G46: Vascular syndromes of brain in cerebrovascular diseases

ICD-10-CM Diagnosis Code (2025)

Official Description for G46

Vascular syndromes of brain in cerebrovascular diseases

Coding Notes & Guidelines for G46

Code First

underlying cerebrovascular disease (I60-I69)

Inclusion Terms
  • Benedikt syndrome
  • Claude syndrome
  • Foville syndrome
  • Millard-Gubler syndrome
  • Wallenberg syndrome
  • Weber syndrome

Child Codes (More Specific Codes for G46):

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

About ICD-10-CM Code G46 (Vascular syndromes of brain in cerebrovascular diseases)

ICD-10-CM code G46 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM G46 became effective on October 1, 2024.

This page provides detailed information about G46 - Vascular syndromes of brain in cerebrovascular diseases. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Vascular syndromes of brain in cerebrovascular diseases.