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Aneurysm II: Clinical Manifestations and Diagnostic Studies01:21

Aneurysm II: Clinical Manifestations and Diagnostic Studies

Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...
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Aneurysm III: Interprofessional Care

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An Approach to Point-Of-Care Ultrasound Evaluation of the Abdominal Aorta
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Diastasis recti and abdominal aortic aneurysm.

Todd Moesbergen1, Alice Law, Justin Roake

  • 1Department of Radiology, Christchurch Hospital, New Zealand. todd.moesbergen@cdhb.govt.nz

Vascular
|November 14, 2009
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Summary

Diastasis recti, a separation of abdominal muscles, was not found to be a reliable indicator for screening abdominal aortic aneurysms (AAA) in men. This study found no significant difference in linea alba width between AAA patients and controls.

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Area of Science:

  • Vascular Surgery
  • Abdominal Imaging
  • Genetics

Background:

  • Abdominal aortic aneurysm (AAA) and abdominal wall hernia may share common collagen-related causes.
  • Diastasis recti (abdominal muscle separation) is hypothesized to be more frequent in individuals at risk for AAA.
  • This suggests diastasis recti could aid in identifying patients for AAA screening.

Purpose of the Study:

  • To investigate the association between diastasis recti and abdominal aortic aneurysm (AAA).
  • To determine if diastasis recti can be used as a screening indicator for AAA in male patients.

Main Methods:

  • Retrospective analysis of preoperative computed tomographic (CT) scans from 75 male patients undergoing AAA repair.
  • Measurement of linea alba width at supraumbilical and subumbilical levels.
  • Comparison of measurements with age-matched control subjects.

Main Results:

  • Fifty AAA patients and 47 controls were analyzed.
  • No significant difference in mean linea alba width was observed between AAA patients and controls at either supraumbilical (19.3 mm vs 20.7 mm) or subumbilical (3.6 mm vs 4.3 mm) levels.
  • Supraumbilical diastasis recti was present in 50 AAA patients compared to controls, but this did not correlate with linea alba width.

Conclusions:

  • The study findings do not support the hypothesis that diastasis recti is a useful indicator for selecting male patients for abdominal aortic aneurysm (AAA) screening.
  • Further research may be needed to explore other potential markers or screening strategies for AAA.