Table 2 The different clinical characteristics of CCAD according to vessel segments
Different vessel segments | Symptoms | Stages | |||||
|---|---|---|---|---|---|---|---|
subarachnoid hemorrhage(4) | cerebral ischemi(12) | isolated headache and mass effects(4) | no symptom(18) | acute stage(8) | subacute stage(8) | chronic stage(22) | |
Middle cerebral artery (4) | 4(100.0) | 0(0.0) | 0(0.0) | 0(0.0) | 1(25.0) | 3(75.0) | 0(0.0) |
Intradural segment of the vertebral artery (14) | 0(0) | 9(64.3) | 2(14.3) | 3(21.4) | 6(42.9) | 3(21.4) | 5(35.7) |
Extradural segment of the carotid artery (20) | 0(0) | 3(15.0) | 2(10.0) | 15(75.0) | 1(5.0) | 2(10.0) | 17(85.0) |