VA caution. (A) It is possible to make an error in measuring the contralateral VA. (B) Errors can be reduced if the probe is examined after moving in the same direction as the biased direction. (C) Blood vessels biased to one side in magnetic resonance angiography.
Abbreviations: VA, vertebral artery; BA, basilar artery; Lt., left; Rt., right.

Korean J Clin Lab Sci 2023;55:219-26 https://doi.org/10.15324/kjcls.2023.55.3.219

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