A, Left common carotid angiography (lateral view).

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Presentation transcript:

A, Left common carotid angiography (lateral view). A, Left common carotid angiography (lateral view). B, Left vertebral angiography (anteroposterior view). C, Postembolization left common carotid angiography (lateral view). The black arrow points to the subtracted Onyx cast. D, Postembolization left vertebral angiography (AP view, native image). The double white arrow points to the Onyx cast. The single white arrow points to Onyx reflux into the distal vertebral dural branch. R.G. Nogueira et al. AJNR Am J Neuroradiol 2008;29:91-97 ©2008 by American Society of Neuroradiology