Juxtarenal Aortic Aneurysm

Inclusion Criteria: * Patients with a juxtarenal aneurysm (defined as infrarenal neck \<10mm and clamping above at least one renal artery \[31592091\]) * Open therapy with infrarenal (Anschluss) * \>18 years Exclusion Criteria: * Patients with an anastomosis above the renal arteries (e.g. including bypass to a renal artery) * Patients with supravisceral clamping * Patients with reconstruction of the aorta in the suprarenal area * Patients with connective tissue diseases (e.g. Marfan syndrome or Ehler Danlos syndrome) * Post-dissection aneurysms * Infected aneurysms * Conversions after endovascular therapy * Inflammatory aneurysms