venous plethysmography

venous plethysmography

a manometric test that measures changes in the volume of an extremity. It is usually performed on a leg to exclude deep-vein thrombosis.

venous plethysmography (vēˑ·ns plethˈ·iz·môgˑ·r·fē),

n a manometric test that measures variations in the size or volume of a limb (arm or the leg), thereby determining the change in the amount of blood in the limb.