Peripheral arterial disease laboratory findings

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Robert G. Schwartz, M.D. [2], Piedmont Physical Medicine and Rehabilitation, P.A.; Associate Editor-In-Chief: Cafer Zorkun, M.D., Ph.D. [3]

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Laboratory Findings

Clinical Presentation	Noninvasive Vascular Test
Asymptomatic lower extremity PAD	ABI (with stress studies for functional claudication)
Claudication	ABI, PVR, or segmental pressures; Duplex ultrasound; Exercise test with ABI; PE to assess functional status
Possible pseudoclaudication	Exercise test with ABI; EMG and MRI for neurogenic etiologies
Possible sympathetic pain syndromes	Thermography (Sympathetic Skin Response Testing) for RSD and CRPS
Postoperative vein graft follow-up	Duplex ultrasound
Femoral pseudoaneurysm, iliac or popliteal aneurysm	Duplex ultrasound
Suspected aortic aneurysm; serial AAA follow-up	Abdominal ultrasound, CTA, or MRA
Candidate for revascularization	Duplex ultrasound, MR angiography, or CTA

References

Laboratory Findings