Orbital window. (A) Properly measuring OA and siphon, (B) misadjusting the angle and depth can result in an error measuring ACA instead of siphon.
Abbreviations: OA, ophthalmic artery; ACA, anterior cerebral 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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