Table 1 Spetzler-Martin grade and other characteristics for the 52 patients with AVMs.

From: Application of Multimodal Navigation together with Fluorescein Angiography in Microsurgical Treatment of Cerebral Arteriovenous Malformations

Characteristic

No. of Patients (%)

Size

<3 cm

12 (23.08%)

3–6 cm

38 (73.08%)

>6 cm

2 (3.85%)

Pattern of venous drainage

superficial

36 (69.23%)

deep

3 (5.77%)

both

13 (25.00%)

Location

eloquent site

24 (46.15%)

non-eloquent site

28 (53.85%)

Spetzler-Martin grade

I

7 (13.46%)

II

17 (32.69%)

III

26 (50.00%)

IV

2 (3.85%)

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