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Fig 2. Case 4. Images of a 33-year-old man with a dissecting aneurysm of a left AICA-PICA configuration.
A, Angiogram shows dissecting aneurysm arising from a hemispheric branch of a left AICA-PICA (arrow).
B, Angiogram obtained 3 months after embolization shows reopening of the aneurysm (arrow).
C and D, Selective test occlusion by using a GDC coil (arrow) shows distal filling via collaterals (arrowhead, D).
E, Selective injection to the PICA shows the location of the GDC coils used for the test occlusion (arrow).
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