Table 5.3

Surveillance of Lower Extremity PAD After Revascularization (Duplex/ABI)

IndicationAppropriate Use Score (1–9)
123.• Baseline surveillance (within 1 month)A (8)
New or Worsening Symptoms
124.• After revascularization (angioplasty ± stent or bypass)A (9)
Asymptomatic or Stable Symptoms
Asymptomatic or Stable Symptoms After Baseline Study, Surveillance Frequency During First YearAt 3 to 5 monthsAt 6 to 8 monthsAt 9 to 12 months
125.• After angioplasty ± stent placementI (2)U (6)U (6)
126.• After vein bypass graftU (6)A (8)U (6)
127.• After prosthetic bypass graftU (5)A (7)U (5)
Asymptomatic or Stable Symptoms After Baseline Study, Surveillance Frequency After First YearEvery 6 monthsEvery 12 monthsEvery 24 months or greater
128.• After angioplasty ± stent placementI (3)A (7)U (5)
129.• After vein bypass graftU (5)A (7)U (5)
130.• After prosthetic bypass graftI (3)A (7)U (5)

A = appropriate; I = inappropriate; PAD = peripheral artery disease; U = uncertain.