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Aortoduodenal syndrome.

H Takagi1, T Watanabe, T Umemoto

  • 1Department of Cardiovascular Surgery, Shizuoka Medical Center, Shizuoka, Japan - kfgth973@ybb.ne.jp.

International Angiology : a Journal of the International Union of Angiology
|September 13, 2014
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Summary

Aortoduodenal syndrome, a rare duodenal obstruction caused by abdominal aortic aneurysms, presents unique diagnostic challenges. This review analyzes 21 reported cases, highlighting key patient demographics and aneurysm characteristics.

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Area of Science:

  • Vascular Surgery
  • Gastroenterology
  • Medical Case Reviews

Background:

  • Aortoduodenal syndrome, characterized by duodenal obstruction secondary to abdominal aortic aneurysms (AAA), is an exceptionally rare condition.
  • First described by Osler in 1905, only a limited number of cases have been documented in medical literature.
  • Distinguishing aortoduodenal syndrome from other conditions, such as superior mesenteric artery syndrome associated with AAA, is clinically significant.

Purpose of the Study:

  • To systematically review and synthesize existing literature on aortoduodenal syndrome.
  • To delineate the clinical presentation, patient demographics, and aneurysm characteristics of individuals with this rare condition.
  • To clarify diagnostic considerations, particularly differentiating it from superior mesenteric artery syndrome in the context of AAA.

Main Methods:

  • A comprehensive literature search was conducted using MEDLINE and EMBASE databases.
  • Searches covered the period from January 1981 to April 2014.
  • Relevant studies were identified via PubMed and OVID, and case reports were systematically reviewed.

Main Results:

  • Eighteen papers reporting a total of 21 cases of aortoduodenal syndrome were identified and analyzed.
  • The mean age of affected patients was 74.5 years (±8.4).
  • The majority of patients were male (71.4%), with an average AAA diameter of 7.2 cm (±2.1).

Conclusions:

  • Aortoduodenal syndrome is a rare but critical complication of abdominal aortic aneurysms.
  • Understanding the specific features of these cases aids in diagnosis and management.
  • Further research may be warranted to better define diagnostic criteria and treatment strategies for this uncommon syndrome.