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Table 2: TRICKS, DSA findings, and treatment of patients with intramedullary arteriovenous malformations, perimedullary spinal cord arteriovenous fistulas, and extradural SVMs
Age (yr) Sex Side and Level of Feeding Vessel Treatment Classification
TRICKS Angiogram
24 M Conus midline L T10 Surgery II
46 M L C5/6 R C5/6 Awaiting radiosurgery II
58 F SVM but no level or side identified Left vertebral artery just beyond the PICA origin Surgery II
78 M T11/T12, no side identified L L1 Surgery IV
73 M R L3/L4 R L1 Surgery IV
33 M R T11 R T11 Surgery IV
71 F L L2, postembolization to coccyx Distal coccyx, branches of the median sacral artery Multiple embolizations and surgery IV
45 M R T6 L T7 Radiosurgery IV
17 M T9, no side identified L T7 Awaiting radiosurgery IV
82 F Bilateral T12 Unsuccessful Surgery IV
79 F L T11 Unsuccessful Surgery IV
74 F R L3/L4 Unsuccessful Surgery IV
32 F No SVM identified R C2 Conservative IV
65 M R L3/L4 R L3/L4 Embolization Extradural
Note:—L indicates left; R, right; PICA, posterior inferior cerebellar artery.