Causes of occlusive arterial lesions in lower extremity arteries potentially causing claudication

• Atherosclerosis (PAD)

• Arteritis

• Congenital and acquired coarctation of aorta

• Endofibrosis of the external iliac artery (iliac artery syndrome in cyclists)

• Fibromuscular dysplasia

• Peripheral emboli

• Popliteal aneurysm (with secondary thromboembolism)

• Adventitial cyst of the popliteal artery

• Popliteal entrapment

• Primary vascular tumors

• Pseudoxanthoma elasticum

• Remote trauma or irradiation injury

• Takayasu's disease

• Thromboangiitis obliterans (Buerger's disease)

• Thrombosis of a persistent sciatic artery