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Echocardiographic Evaluation of Atrial Communications before Transcatheter Closure
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Multidetector CT of left atrium

Omur Balli1, Kudret Aytemir, Musturay Karcaaltincaba

  • 1Department of Radiology, Hacettepe University School of Medicine, Ankara, Turkey.

European Journal of Radiology
|December 3, 2010
PubMed

Insights

Multi-detector CT angiography (MDCT) allows detailed visualization of the left atrium and its pathologies. This technique is crucial for identifying various anatomical variations and diseases of the left atrium during cardiac evaluations.

Area of Science:

  • Cardiovascular Imaging
  • Radiology
  • Cardiac Anatomy

Background:

  • Multi-detector computed tomography (MDCT) angiography is increasingly used for coronary artery assessment.
  • MDCT provides detailed anatomical information beyond coronary arteries, including the left atrium.
  • Evaluation of the left atrium is essential for diagnosing various cardiac conditions.

Purpose of the Study:

  • To highlight the utility of MDCT angiography in visualizing the left atrium.
  • To enumerate common left atrial variations and pathologies detectable by MDCT.
  • To emphasize the importance of careful left atrial evaluation during MDCT angiography.

Main Methods:

  • Review of MDCT angiography images focusing on the left atrium.
  • Identification and categorization of normal left atrial anatomy and common pathologies.
  • Correlation with known imaging findings and clinical significance.

Main Results:

  • MDCT angiography enables comprehensive visualization of the left atrium.
  • Identified pathologies include atrial septal pouch, patent foramen ovale, atrial septal defect, atrial band, lipomatous hypertrophy, cor triatriatum, diverticulum, accessory appendages, atrial thrombus, and masses.
  • MDCT serves as a valuable tool for assessing left atrial structures.

Conclusions:

  • MDCT angiography is a powerful tool for evaluating left atrial anatomy and pathology.
  • Careful assessment of the left atrium is recommended in patients undergoing MDCT angiography.
  • MDCT is emerging as an alternative imaging modality for left atrial evaluation.

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