Angiographic tapering sign as a surrogate marker for large vessel occlusion due to intracranial atherosclerotic stenosis and its clinical implication: a retrospective matched case-control study.
Kwang-Chun ChoNak-Hoon SonJin Wook ChoiWoo Sang JungPublished in: Journal of neurointerventional surgery (2022)
The tapering sign on the initial DSA could be a surrogate marker for ICAS-related occlusion and procedural difficulty. However, its clinical significance remains unclear.
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