Abdominal Aortic Aneurysm

An Abdominal Aortic Aneurysm (AAA) is a balloon-like swelling (aneurysm) occurring in the aorta (aortic aneurysm), that occurs in the abdominal region of the body. An aortic aneurysm can also occur higher up in the chest, when it is called a Thoracic Aortic Aneurysm. Most types of aneurysm, including ...

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Introduction: Abdominal Aortic Aneurysm

An abdominal aortic aneurysm occurs below the chest. Abdominal aortic aneurysms happen more often than thoracic aortic aneurysms. Abdominal aortic aneurysms are more common in men and among people aged 65 years and older. Abdominal aortic aneurysms are less common ...1

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Symptoms of Abdominal Aortic Aneurysm

Most abdominal aortic aneurysms (AAAs) develop slowly over years. They often don't cause signs or symptoms unless they rupture. If you have an AAA, your doctor may feel a throbbing mass while checking your abdomen. When symptoms are present, they ...2

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Causes List for Abdominal Aortic Aneurysm

Some possible causes of Abdominal Aortic Aneurysm or similar disorders may include:3

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Types of Abdominal Aortic Aneurysm

AAAs are grouped into three sizes:

  • small AAA - 3cm to 4.4cm across
  • medium AAA - 4.5cm to 5.4cm across
  • large AAA - 5.5cm or more across

Large AAAs are more likely to burst (rupture), so surgery to stop ...4

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Diagnosis of Abdominal Aortic Aneurysm

However, because most aneurysms have no symptoms, they’re often found by chance during a doctor visit. “Many aneurysms are found when a patient is getting images—like MRI or CT scans—done for another reason,” says Tolunay. “Sometimes, if ...5

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Genetics of Abdominal Aortic Aneurysm

Inheritance: Abdominal aortic aneurysm (AAA) is thought to be a multifactorial condition, meaning that one or more genes likely interact with environmental factors to cause the condition. In some cases, it may occur as part of an inherited syndrome.[3] ...6

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Risk Factors for Abdominal Aortic Aneurysm

Who's at risk of an AAA An AAA can form if the sides of the aorta weaken and balloon outwards. It's not always clear why this happens, but there are things that increase the risk. People at a higher risk ...7

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Treatments: Abdominal Aortic Aneurysm

Treatments for an AAA The recommended treatment for an AAA depends on how big it is. Treatment isn't always needed straight away if the risk of an AAA bursting is low. Treatment for a:

  • small AAA (3cm to 4.4cm ...
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Prevention of Abdominal Aortic Aneurysm

Reducing your risk of an AAA There are several things you can do to reduce your chances of getting an AAA or help stop one getting bigger. These include:

  • stopping smoking - read stop smoking advice and find out about Smokefree ...
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See also causal information:

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Names and Terminology

Other Names: Aneurysm, abdominal aortic ...Source: GARD (NIH)8 ...

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  1. Source: CDC DHDSP: cdc.gov/ dhdsp/ data_statistics/ fact_sheets/ fs_aortic_aneurysm.htm
  2. Source: NHLBI (NIH): nhlbi.nih.gov/ health/ health-topics/ topics/ arm/ signs
  3. Source: Algorithmically Generated List
  4. Source: NHS Choices UK: nhs.uk/ conditions/ abdominal-aortic-aneurysm/ treatment/ 
  5. Source: NIH News in Health (NIH): newsinhealth.nih.gov/ 2010/ March/ feature2.htm
  6. Source: GARD (NIH): rarediseases.info.nih.gov/ diseases/ 9181/ abdominal-aortic-aneurysm
  7. Source: NHS Choices UK: nhs.uk/ conditions/ abdominal-aortic-aneurysm/ 
  8. Source: GARD (NIH): rarediseases.info.nih.gov/ diseases/ 9181/ abdominal-aortic-aneurysm

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Note: This site is for informational purposes only and is not medical advice. See your doctor or other qualified medical professional for all your medical needs.