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Related Experiment Videos

Dynamic CT in superior mesenteric artery syndrome.

G R Applegate1, A J Cohen

  • 1Department of Radiological Sciences, University of California, Irvine Medical Center, Orange 92668-9969.

Journal of Computer Assisted Tomography
|November 1, 1988
PubMed
Summary

Superior mesenteric artery (SMA) syndrome occurs when the duodenum is compressed. Dynamic CT imaging aids in diagnosing SMA syndrome causes and guiding treatment for affected patients.

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Area of Science:

  • Gastroenterology
  • Radiology
  • Abdominal Imaging

Background:

  • Superior mesenteric artery (SMA) syndrome is a rare condition characterized by entrapment of the third portion of the duodenum.
  • The entrapment is caused by compression between the aorta and the SMA, leading to duodenal obstruction.

Observation:

  • Dynamic computed tomography (CT) was employed to investigate five patients diagnosed with SMA syndrome.
  • The patients presented with diverse etiologies including cachexia, cast syndrome, scleroderma, trauma, and periaortic adenopathy.

Findings:

  • Dynamic CT imaging effectively visualized the entrapment of the duodenum by the aorta and SMA.
  • The study demonstrated the utility of dynamic CT in identifying the specific cause of SMA syndrome in each patient.

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Implications:

  • Dynamic CT offers valuable diagnostic insights into the underlying causes of SMA syndrome.
  • This imaging modality can inform therapeutic strategies and improve patient care for SMA syndrome.