Table 2. Suzuki Stage III sub-staging system.

The majority of patients fall into Suzuki Stage III, and the table shows the critical subsets of Stage III scoring

Suzuki Stage III sub-stages	Angiographic appearance
Stage III A	Partial non-filling of the anterior cerebral arteries and the middle cerebral arteries
Stage III B	Partial preservation of the anterior cerebral arteries and the middle cerebral arteries
Stage III C	Complete lack of the anterior cerebral arteries and the middle cerebral arteries