| Level of disease | VPR Amplitude | ||
|---|---|---|---|
| Thigh | Calf | Ankle | |
| Aorto-iliac stenosis * | Abnormal | Abnormal | Abnormal |
| Aorto-iliac occlusion * | Abnormal | Abnormal | Abnormal |
| Low SFA occlusion | Normal | Abnormal | Abnormal |
| High SFA occlusion w/o Aorto-iliac disease | Abnormal | Abnormal | Abnormal |
| Aorto-iliac + SFA disease | Abnormal | Abnormal | Abnormal |
| Tibial disease | Normal | Normal | Abnormal |
| Small vessel disease | Normal | Normal | Normal |
* open level system