Abdominal aortic aneurysm

Case contributed by Dr Varun Babu

Presentation

Incidentally detected aneurysm on abdominal ultrasound. Came to rule out dissection.

Patient Data

Age: 75 years
Gender: Male
CT

5.3 cm below the right renal artery is a fusiform dilatation of abdominal aorta with maximal cross-section diameter of 5.1 cm. Only 24% patent lumen within surrounded by chronic peripheral thrombus. The aneurysm stops short of terminal aortic bifurcation. Areas of mural calcification seen in the aorta. No features of impending rupture.

Midline anterior abdominal wall hernia containing fat.

Case Discussion

This is a typical case of infra renal abdominal aortic aneurysm seen in the elderly. A size of >5 cm is considered a risk for rupture, predominantly in women. Due to the age of the patient, no further repair was contemplated. Patient was suggested for follow up. 

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