Thebestknownpredictorofruptureofabdominalaorticaneurysmsisaneurysmsize.Aneurysmsareusuallyasymptomaticuntiltheyrupture.Ruptureisoftenlethal;mortalityis85to90%.Ofthosepersonswhoreachthehospital,only50to70%survive.Thus,thegoalistoidentifyandtreataneurysmsbeforetheyrupture.
动脉瘤大小是众所周知预测腹主动脉瘤破裂的因子。通常，动脉瘤直到破裂时才出现症状。动脉瘤破裂常常是致命性的，死亡率在85-90%。医院的病人只有50-70%幸存下来。因而，在动脉瘤破裂之前识别并治疗它们是目标。资料与音频选自新英格兰杂志NEJMNov,27,
A76-year-oldwomanpresentswitha2-dayhistoryofleft-lower-quadrantpain.A
