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Related Experiment Videos

Double channel pylorus.

J Jamshidnejad, R E Koehler, D Narayan

    AJR. American Journal of Roentgenology
    |June 1, 1978
    PubMed
    Summary
    This summary is machine-generated.

    Double channel pylorus, a gastroduodenal fistula, presents a unique radiographic appearance. This acquired peptic deformity, often associated with ulcers, may be more common than previously thought.

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    Area of Science:

    • Gastroenterology
    • Radiology
    • Surgical Pathology

    Background:

    • The double channel pylorus is a rare gastroduodenal fistula.
    • It is characterized by an accessory channel connecting the prepyloric antrum to the duodenal bulb.
    • Peptic ulceration is frequently observed in or near this accessory channel.

    Purpose of the Study:

    • To review and compare radiographic and clinical features of five patients with double channel pylorus deformity.
    • To compare these findings with previously reported cases in the literature.
    • To elucidate the etiology and prevalence of this condition.

    Main Methods:

    • Retrospective review of radiographic and clinical data from five patients.
    • Comparison of findings with existing case reports and literature.

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  • Analysis of the anatomical and pathological characteristics of the deformity.

    • Main Results:

    • The study identified a characteristic radiographic appearance for the double channel pylorus.
    • An accessory channel was consistently found connecting the lesser curvature of the prepyloric antrum to the duodenal bulb.
    • Peptic ulcers were present in nearly all reviewed cases, adjacent to the accessory channel.

    Conclusions:

    • The double channel pylorus is a distinct form of gastroduodenal fistula.
    • It is predominantly an acquired peptic deformity.
    • The condition is likely more prevalent than current case reports suggest.