Friday, February, 10, 2012

Thoracic aortic aneurysm

Table of Contents

Definition

An aneurysm is an abnormal widening or ballooning of a portion of an artery due to weakness in the wall of the blood vessel.

A thoracic aortic aneurysm occurs in the part of the body's largest artery (the aorta) that passes through the chest.

See also: Aneurysm


Alternative Names

Aortic aneurysm - thoracic; Syphilitic aneurysm; Aneurysm - thoracic aortic


Causes, incidence, and risk factors

The most common cause of a thoracic aortic aneurysm is hardening of the arteries (atherosclerosis). This condition is more common in people with high cholesterol, long-term high blood pressure, or who smoke.

Other risk factors for a thoracic aneurysm include:

  • Connective tissue disorders such as Marfan syndrome
  • Inflammation of the aorta
  • Syphilis
  • Trauma such as falls or motor vehicle accidents

Review Date: 06/02/2010
Reviewed By: Shabir Bhimji MD, PhD, Specializing in Cardiothoracic and Vascular Surgery, Midland , TX. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org)