Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Pyloric stenosis.

T P Walton

    The American Surgeon
    |June 1, 1978
    PubMed
    Summary
    This summary is machine-generated.

    Pyloric stenosis, likely caused by antral gastritis, is a distinct condition. Its sphincter action appears locally controlled, unaffected by vagotomy in a small study.

    Related Concept Videos

    You might also read

    Related Articles

    Articles linked to this work by shared authors, journal, and citation graph.

    Sort by
    Same author

    Solitary intramedullary neurosarcoidosis: role of MRI in early detection.

    Journal of neuroimaging : official journal of the American Society of Neuroimaging·2001
    Same author

    Supradiaphragmatic aspects of benign pancreatic disease.

    The American surgeon·1975
    Same author

    A simplified method of removing the internal chain of mammary nodes.

    The American surgeon·1974
    Same author

    Necrotizing adenocarcinoma of the adrenal as a cause of prolonged pyrexia: case report.

    Journal of the American Geriatrics Society·1970
    Same journal

    Complete Response of Merkel Cell Carcinoma to Immunotherapy and Single-Fraction Radiotherapy Following Severe COVID-19 Infection: A Case Report and Review of Immune Mechanism.

    The American surgeon·2026
    Same journal

    Perioperative Acute Myocardial Infarction in Non-Cardiac Operations: A National Analysis.

    The American surgeon·2026
    Same journal

    Outcomes of Completion Cholecystectomy: Association With Patient Comorbidity in a National Database.

    The American surgeon·2026
    Same journal

    Building the Conversation: Editorial Stewardship in Contemporary Surgical Publishing.

    The American surgeon·2026
    Same journal

    Musculoskeletal Pain in Surgeons on Operating Days.

    The American surgeon·2026
    Same journal

    Splenectomy During Cytoreductive Surgery: Marker of Surgical Burden or Independent Predictor of Morbidity?

    The American surgeon·2026
    See all related articles

    Area of Science:

    • Gastroenterology
    • Surgical Pathology

    Background:

    • Pyloric stenosis is a common gastrointestinal condition.
    • Its exact etiology and the mechanisms controlling pyloric sphincter function remain areas of investigation.

    Purpose of the Study:

    • To investigate the underlying cause of pyloric stenosis.
    • To explore the intraoperative effects of pharmacological agents and nerve stimulation on the pyloric sphincter.
    • To assess the impact of trunkal vagotomy on pyloric sphincter autonomy.

    Main Methods:

    • Retrospective analysis of cases with pyloric stenosis.
    • Intraoperative observation of pyloric sphincter response to glucagon, atropine, vagal stimulation, and gastric pacemaker stimulation in four patients.
    • Evaluation of sphincter function before and after trunkal vagotomy.

    Related Experiment Videos

    Main Results:

    • Pyloric stenosis is proposed as an independent entity, likely stemming from antral pyloric canal gastritis rather than solely from ulcer craters.
    • The term 'stenosing pyloritis' is suggested as a more appropriate descriptor.
    • Intraoperative effects of glucagon, atropine, vagal stimulation, and gastric pacemaker stimulation on the pyloric sphincter were not detectable in this limited series.
    • A local autonomy of pyloric sphincteric action was observed, which was not influenced by trunkal vagotomy.

    Conclusions:

    • Pyloric stenosis may be primarily a result of antral pyloric canal gastritis.
    • The pyloric sphincter exhibits local autonomy in its function, independent of central neural control via trunkal vagotomy.
    • Further research is warranted to elucidate the precise mechanisms of pyloric stenosis and sphincter control.