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Table 2: 
Angiographic characteristics of patients
n (%)
Left ICA stenosis70 (43.2)
Right ICA stenosis92 (56.8)
% Stenosis (treated vessel)
   70–8559 (36.4)
   86–9979 (48.8)
   >9924 (14.8)
% Contralateral stenosis
   <70112 (69.1)
   70–9924 (14.8)
   10026 (16.1)
Ulcerated plaque71 (44.1)
Calcified plaque80 (49.4)
Functioning AcomA122 (75.3)
Functioning PcomA72 (47.1)
Intracranial lesion13 (8)
Plaque
   <1 cm48 (29.6)
   ≥1 cm114 (70.4)
Position
   <0.5 mm130 (80.1)
   ≥0.5 mm32 (19.9)
Dissection post-TPA25 (15.4)
Transient symptomatic vasospasm42 (25.9)
  • Note:—ICA indicates internal carotid artery; AcomA, anterior communicating artery; PcomA, posterior communicating artery; TPA, transluminal percutaneous angioplasty.