Choroidal vascularity index changes during the Valsalva manoeuvre in healthy volunteers.
Mehmet Orkun SevikFurkan CamAslan AykutVolkan DericioğluÖzlem ŞahinPublished in: Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists) (2021)
Valsalva manoeuvre increases CVI by choroidal vascular dilation as demonstrated by an increase in LA and a decrease in SA. Researchers should be careful about unintentional VM during examinations.