Task: Question Answering
Input (English): passage: An aortic aneurysm is an enlargement (dilation) of the aorta to greater than 1.5 times normal size. They usually cause no symptoms except when ruptured. Occasionally, there may be abdominal, back, or leg pain.
 question: is aortic dilation the same as aortic aneurysm?
Output (English): Yes