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  1. Aneurysm: What It Is, Types, Symptoms, Diagnosis & Treatment

    An aneurysm is a bulge in the wall of an artery. Aneurysms can burst and cause internal bleeding. They can also cause clots that block blood flow.

  2. Aneurysms - Symptoms and causes - Mayo Clinic

    Apr 2, 2025 · An aneurysm is a bulge or ballooning in the wall of a blood vessel. An aneurysm can break open. This is called a rupture. A ruptured aneurysm causes bleeding inside the body. It often leads to …

  3. Aneurysm - Wikipedia

    The aneurysm is the large bulge in the center of the image. An aneurysm is an outward bulging, likened to a bubble or balloon, caused by a localized, abnormal, weak spot on a blood vessel wall. [1] . …

  4. Aneurysm: What Is It, Causes, Symptoms, and More - Healthline

    Nov 10, 2021 · An aneurysm occurs when an artery’s wall weakens and causes an abnormally large bulge. Arteries are blood vessels that carry blood from the heart to the rest of the body, while veins …

  5. Aneurysm: Causes, symptoms, and treatments - Medical News Today

    Nov 28, 2017 · An aneurysm refers to a weakening of an artery wall that creates a bulge, or distention, of the artery. Most aneurysms do not show symptoms and are not dangerous. However, at their most …

  6. Aneurysm - Johns Hopkins Medicine

    What is an aneurysm? An aneurysm is a bulging, weakened area in the wall of a blood vessel resulting in an abnormal widening or ballooning greater than 50% of the vessel's normal diameter (width). An …

  7. What is an Aneurysm? - American Heart Association

    Jan 30, 2024 · What is an Aneurysm? An aneurysm occurs when part of an artery wall weakens, allowing it to abnormally balloon out or widen. The causes of aneurysms are sometimes unknown. …

  8. ANEURYSM Definition & Meaning - Merriam-Webster

    The meaning of ANEURYSM is an abnormal blood-filled bulge of a blood vessel and especially an artery resulting from weakening (as from disease) of the vessel wall.

  9. Aneurysm | MedlinePlus

    Sep 30, 2024 · An aneurysm is a bulge or "ballooning" in the wall of an artery. Arteries are blood vessels that carry oxygen-rich blood from the heart to other parts of the body. If an aneurysm grows large, it …

  10. Aneurysm: Symptoms, Causes, and Treatment - WebMD

    Sep 13, 2024 · An aneurysm is an abnormal expansion of a blood vessel caused by a weakening of its wall. Explore various types, causes, symptoms, and treatment options to manage this serious condition.