Task: Answer Verification
Input (English): Question: Does early sac shrinkage predict a low risk of late complications after endovascular aortic aneurysm repair?
Answer: Early change in aneurysm sac diameter is a strong predictor of late complications after EVAR. Patients with major sac shrinkage have a very low risk of complications for up to 5 years. This parameter may be used to tailor postoperative surveillance.
Output (English): yes