Limit aneurysm checks to every three years

Patients with small abdominal aortic aneurysms can be monitored just once every three years — potentially halving the number of ultrasounds they undergo, research suggests.

There is currently no consensus on how often to check up on abdominal aortic aneurysms (AAAs), and expert advice varies widely between countries, researchers wrote on Wednesday in the Journal of the American Medical Association.

Pooling 18 studies into a meta-analysis, they calculated that AAAs