[Popliteal Artery Aneurysms: Literature Review and presentation of case.].

Introduction: The popliteal artery aneurysm (AAP) is localized and irreversible walls of the popliteal artery dilation. It is rare pathology is the second most common location of true aneurysms after aortic, and the first location within the peripheral aneurysms. It is characterized by affecting mainly men at an average age of 65, whose manifestations are mainly ischemic, finishing lower limb amputation in a frequency ranging as appropriate between 7 and 20 percent.