Courtesy of Dr. Carlos Fava.   Thoraco-abdominal aneurysms (TAAA) are a real challenge for surgeons. So far, endovascular repair have rendered good results in these aneurysms, but branch occlusion continues to be their Achilles’ heel”.   449 patients were analyzed, 235 (52%) were treated with branched devices (BEVAR) and 214 (48%) with fenestrated devices (FEVAR).…