Visceral arterial aneurysm
(splenic, hepatic, renal, mesenteric, etc.).

The visceral artery aneurysms are relatively rare (the most frequent ones involving the splenic artery), usually with no obvious symptoms, but with high risk of rupture or thrombosis. In urgenza, o quando diagnosticati in tempo (occasionalmente in corso di esame ecografico o esame TAC per altre ragioni), presentano sempre un’indicazione all’intervento chirurgico ( , o, dove possibile, si utilizza il metodo meno invasivo per via percutanea con interposizione di oppure chiusura dell’aneurisma con (ove esiste un circolo collaterale efficace). In emergency, or if diagnosed in time (occasionally being considered ultrasound or CT examination for other reasons), always an indication to surgery (bypass grafting or prosthetic replacement ) or, where possible, use the less invasive method for percutaneous endovascular stent with interposed or closure of the aneurism  with embolization (where there is an effective collateral circulation).