Grading system of the femoral run-off angiogram.

Table 3: Grading system of the femoral run-off angiogram.

	< 75% Stenosis	≥ 75% Stenosis	Occlusion
Angiographic finding	No or decreased luminal diameter < 50% relative to adjacent normal segment	Decreased luminal diameter ≥ 50% relative to adjacent normal segment	Non-contrast filled segment relative to normal anatomical location