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Table 1: Patient characteristics and observations for contrast-enhanced magnetic resonance angiography and digital subtraction angiography
Patient No./Sex/Age (y) CE-MRA DSA Pathology
AKA Other GARV AKA Other GARV
Level Side ARA Level Side Level Side ARA 
1/M/44 T9 Right No L2 Right T9 Right T4 No Hemangioblastoma
2/M/62 T8 Left No L3 Right T8 Left No No SDAVF
3/M/57 L1 Right No No No L1 Right No No SAVM, fistulous type
4/M/63 T9 Left No L1 Right T9 Left No No Spinal SAH
5/M/73 T12 Left No L3 Right T12 Left T3 No None
6/M/64 T12 Left No L2 Left T12 Left No No SDAVF
7/M/48 T11 Left No L3 Right T11 Left No No SDAVF
8/M/55 L1 Right No L3 Right L1 Right No No SDAVF
9/M/72 T11 Left No L2 Right T11 Left No No SDAVF
10/M/66 L2 Left No L2 Right L2 Left No No SDAVF
11/F/43 T12 Left No No No L1 Left No No SAVM, fistulous type
12/F/43 T11 Right No L3 Left T11 Right No No None
13/M/73 T10 Left No L2 Right T10 Left No No SDAVF
14/F/76 T12 Right No L3 Right T12 Right No No SDAVF
15/M/59 L1 Left No L2 Right L1 Left No No None
Note:—CE-MRA indicates contrast-enhanced magnetic resonance angiography; DSA, digital subtraction angiography; AKA, Adamkiewicz artery; ARA, anterior radiculomedullary artery; GARV, great anterior radiculomedullary vein; T, thoracic; L, lumbar; SDAVF, spinal dural anteriovenous fistula; SAVM, spinal arteriovenous malformation; SAH, subarachnoidal hemorrhage. For a description of the present spinal vascular pathology, we refer to the existing literature.³⁰