Results: Frank's sign was found in 88.8% of patients with cerebral infarction, grade 2b was the most common (43, 8%), grade 3 (25, 0%), grade 1 and 2a were similar (10, 0%).
Kết quả: Dấu Frank gặp ở 88,8% BN NMNC, độ 2b (43,8%), độ 3 (25,0%), độ 1 và 2a tương đương nhau (10,0%).