1.   But repeated MRI examinations detected two small aneurysms.

2.   He missed much of last season with a small aneurysm in the upper part of his right arm.

3.   The finding, published in the September issue of The Journal of Neurosurgery, may help surgeons decide when to operate on small intracranial aneurysms.

4.   A small aneurysm was defined as one about three-eighths of an inch or less.

5.   Surgeons have long known that small aneurysms are unlikely to break, and they typically wait until the weak spot gets big enough to worry about.