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Related Experiment Videos

Where do all the tablets go?

K T Evans, G M Roberts

    Lancet (London, England)
    |December 4, 1976
    PubMed
    Summary
    This summary is machine-generated.

    Barium sulphate tablets frequently get stuck in the esophagus during upper gastrointestinal tract imaging. Esophageal motility issues and conditions like hiatus hernia increase the risk of this tablet retention.

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    Area of Science:

    • Radiology
    • Gastroenterology
    • Esophageal Motility Disorders

    Background:

    • Barium sulphate is commonly used for upper gastrointestinal tract radiological studies.
    • Tablet form offers a standardized method for barium administration.
    • Patient factors can influence transit time of ingested materials.

    Purpose of the Study:

    • To evaluate the incidence of oesophageal retention of barium sulphate tablets.
    • To identify patient-related factors associated with delayed tablet passage.

    Main Methods:

    • 98 consecutive patients undergoing upper gastrointestinal tract radiological studies were given barium sulphate tablets.
    • Tablet retention was assessed by observing passage time.
    • Correlation with patient history and radiological findings was performed.

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    Main Results:

    • 57 out of 98 patients (58%) experienced oesophageal retention of barium sulphate tablets for over five minutes.
    • Delayed passage was significantly associated with the presence of hiatus hernia and reflux.
    • Defects in oesophageal peristalsis were also linked to increased tablet retention.

    Conclusions:

    • Oesophageal retention of barium sulphate tablets is a common occurrence during upper GI radiological studies.
    • Hiatus hernia, reflux, and impaired oesophageal peristalsis are risk factors for tablet retention.