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Table 2. 
Summary of mechanisms of injury, trauma sequelae, and associated vascular lesions in the 6 patients with BCVI
MechanismInjuryVascular LesionNeurologic Symptoms
Fall from ladderFracture of articular process of C6Dissection of vertebral artery+
Bicycle vs truckBasilar skull fractureCarotid cavernosus fistula, dissection of contralateral ICA+
Motor vehicle crashLuxation fracture of C4Dissection of vertebral artery+
Bicycle accidentSkull fracture, fracture of C4-C6Dissection of both vertebral arteries+
Motor vehicle crashNo fracture on CTUnilateral ICA dissection−
Motor vehicle crashConcussion; no fractureBilateral ICA dissections−
  • Note:—BCVI indicates blunt carotid and vertebral artery injury; ICA, internal carotid artery.