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CT in Abdominal Aortic AneurysmAka: AAA Computed Tomography, Helical CT in Abdominal Aortic Aneurysm, CT Angiography of Abdominal Aortic Aneurysm, Abdominal Aortic Aneurysm CTA

See Also
Standard Abdominal CT
1. Indications
  1. Suboptimal Ultrasound of AAA
  2. Suspected hemodynamically stable ruptured AAA
2. Advantages over Ultrasound
  1. Reproducible results without operator variation
  2. Defines surrounding periaortic anatomy
3. Limitations
  1. Does not define periaortic vascular anatomy
Helical CT (Spiral CT) or CT Angiography
1. Indications
  1. Preoperative AAA evaluation
2. Advantages
  1. Defines periaortic vascular anatomy
  2. Replaces Abdominal Aortography in most cases
    1. Noninvasive detailed vascular imaging
    2. Offers three dimensional reconstruction (CTA)
References
1. Sparks (2002) Am Fam Physician 65(8):1565

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This page was written by Scott Moses, MD. This page was last revised before 5/10/08, prior to consistent tracking of revision date. This page was last published on 11/3/2008. Please send comments and questions to the editor. Contact information may be found on the page About the Family Practice Notebook. These pages are best viewed with Microsoft Internet Explorer 6.0.