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. 2007 Jun;28(6):1085–1087. doi: 10.3174/ajnr.A0506

Table 1:

Breakdown of radiologic studies

Radiologic Studies N (%)
CT 54 (86)
MR imaging 38 (60)
MRA 2 (3)
MR imaging/MRV 25 (40)
CT only 25 (40)
MR imaging only 4 (6)
MR imaging and MRV only 5 (8)
CT and MR imaging 29 (46)

Note:—MRA indicates MR angiography; MRV, MR venography.