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Table 2 Imaging data of intracranial aneurysms

From: The classification of intracranial aneurysm neck: a single center research experience

Patient and aneurysms 241 Patient, 246 aneurysms
size,mm
  < 5 130
 5 to 10 86
 10 to 25 30
Multiple aneurysms 5
 Aneurysm orientation (left / right) 133:113
Anterior circulation
 Internal carotid artery 26
 Anterior choroidal artery 3
 Anterior cerebral artery 14
 Anterior communicating artery 69
 Middle cerebral artery 63
 Posterior communicating artery 61
Posterior circulation
 Vertebral artery / base artery 8
 Posterior cerebral artery 2