“…The following ischemic complications are the most frequent [5][6][7][8] (Table II): ischemia of the lower limb by obturation of the lumen (balloon, sheath); thrombosis of the vessel; embolization of thrombus into the periphery (extremity, coronary or cerebral, or splanchnic arteries 7,9 ; ischemia of intestine, spleen, or medulla due to unsuitable position of the balloon 6 ; the compartment syndrome 10 ; and paraplegia. 11 The next group, ie, injury of the vascular wall includes the following: perforation, laceration of the artery, "valve" of the intima, arterial dissection, subadventitial hematoma, and pseudoaneurysm. Thrombotic complications may be caused by the following: parietal thrombus (adhering to 1 side of the wall of the vessel), thrombus at the site of puncture or at the injured site, visceral thrombosis, thrombus on the balloon, and appositional thrombus.…”