Can blood tests for inflammation detect aneurysms?

No. Aneurysms are detected by the appropriate imaging studies. Ctangiogram, mrangiogram, arteriography.
No. Aneurysms are found by accident (looking for something else), or because it is causing symptoms. It can be found by physical examination, imaging studies, or during surgery for something else. There is no lab test for an aneurym. Examination, .