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Gastroesophageal reflux disease

D J Ott1

  • 1Department of Radiology, Bowman Gray School of Medicine, Wake Forest University, Winston-Salem, North Carolina.

Radiologic Clinics of North America
|November 1, 1994
PubMed
Summary

Radiologic imaging, including barium esophagram and radionuclide imaging, helps evaluate gastroesophageal reflux disease (GERD). While barium esophagram detects morphologic changes, radionuclide imaging assesses esophageal function and clearance for GERD patients.

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Area of Science:

  • Radiology
  • Gastroenterology

Background:

  • Radiologic imaging plays a role in evaluating patients with suspected gastroesophageal reflux disease (GERD).
  • Recent advancements have clarified the utility of various imaging modalities for GERD assessment.

Purpose of the Study:

  • To clarify the role of radiologic imaging in evaluating patients with suspected GERD.
  • To assess the effectiveness of barium esophagram and radionuclide imaging in diagnosing and evaluating GERD.

Main Methods:

  • Review of the diagnostic capabilities of barium esophagram for reflux esophagitis.
  • Evaluation of barium examination's effectiveness in detecting gastroesophageal reflux, including the use of provocative tests.
  • Assessment of radionuclide imaging for evaluating esophageal function, clearance, and detecting gastroesophageal reflux.

Main Results:

  • Barium esophagram reliably screens for severe reflux esophagitis and detects gross morphologic changes.
  • Barium examination's sensitivity for detecting spontaneous gastroesophageal reflux is limited but improves with provocative tests.
  • Radionuclide imaging is effective for assessing esophageal function and clearance, though its sensitivity for detecting reflux may be lower than initially reported.

Conclusions:

  • Barium esophagram is a valuable screening tool for severe reflux esophagitis.
  • Radiologic methods offer qualitative assessment of esophageal function and clearance in GERD patients.
  • Radionuclide imaging is primarily useful for functional esophageal evaluation in suspected GERD.

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