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

Gastric ulcer bleeding: diagnosis by computed tomography.

A Voloudaki1, K Tsagaraki, J Mouzas

  • 1Department of Radiology, Medical School, University of Crete, Heraklion, Greece.

European Journal of Radiology
|August 19, 1999
PubMed
Summary

Computed tomography (CT) successfully identified bleeding gastric ulcers in a patient with unclear symptoms. Using intravenous contrast only, CT revealed active bleeding, suggesting this method avoids masking the condition unlike oral contrast agents.

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

Nanofabrication of normally-off GaN vertical nanowire MESFETs.

Nanotechnology·2019
Same author

Ultra-low threshold polariton lasing at room temperature in a GaN membrane microcavity with a zero-dimensional trap.

Scientific reports·2017
Same author

Strained GaAs/InGaAs Core-Shell Nanowires for Photovoltaic Applications.

Nanoscale research letters·2016
Same author

Extraction of absorption coefficients from as-grown GaN nanowires on opaque substrates using all-optical method.

Optics express·2014
Same author

Graphene-like metal-on-silicon field-effect transistor.

Nanotechnology·2012
Same author

Unresectable colorectal-carcinoma - 10 years experience with patients treated with radical or palliative external-beam radiotherapy in Greece.

Oncology reports·2011

Area of Science:

  • Gastroenterology
  • Radiology
  • Medical Imaging

Background:

  • Gastric ulcer bleeding can present with ambiguous clinical signs, complicating diagnosis.
  • Conventional imaging techniques may be limited in definitively identifying active bleeding sources.

Observation:

  • A patient presented with confusing clinical manifestations suggestive of gastrointestinal issues.
  • Abdominal computed tomography (CT) was performed utilizing intravenous contrast without oral contrast administration.

Findings:

  • CT demonstrated extravasation of intravenous contrast into the gastric lumen.
  • The gastric lumen contained material of mixed attenuation, indicative of bleeding and other contents.
  • It is hypothesized that oral contrast could obscure the visualization of active bleeding.

Related Experiment Videos

Implications:

  • CT imaging, particularly without oral contrast, can be a valuable tool for diagnosing bleeding gastric ulcers.
  • This technique may resolve differential diagnostic dilemmas in complex gastrointestinal bleeding cases.
  • Enhanced visualization of active bleeding via CT can guide timely and appropriate clinical management.