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

Microleiomyomas of human stomach.

Y Yamada1, Y Kato, A Yanagisawa

  • 1Department of Surgery, University of Tokyo, Japan.

Human Pathology
|May 1, 1988
PubMed
Summary

This study investigated gastric microleiomyomas in 286 human stomachs, finding them in 16.4% of cases, primarily in the upper stomach. Incidence rates vary significantly based on the surgical specimens examined.

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

Protein tyrosine phosphatase receptor type Q in cerebrospinal fluid reflects ependymal cell dysfunction and is a potential biomarker for adult chronic hydrocephalus.

European journal of neurology·2020
Same author

Highly sensitive fluorescence detection of metastatic lymph nodes of gastric cancer with photo-oxidation of protoporphyrin IX.

European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology·2016
Same author

Topic: Incisional Hernia - "Easy case" as daily case: open vs lap, where the mesh, which fixation…in center midline cases.

Hernia : the journal of hernias and abdominal wall surgery·2015
Same author

Evaluation of PSF1 as a prognostic biomarker for prostate cancer.

Prostate cancer and prostatic diseases·2014
Same author

Representation of older patients in clinical trials for drug approval in Japan.

The journal of nutrition, health & aging·2014
Same author

Patents and literature.

Applied biochemistry and biotechnology·2013

Area of Science:

  • Gastroenterology
  • Surgical Pathology
  • Oncology

Background:

  • Microleiomyomas are benign smooth muscle tumors that can occur in the gastrointestinal tract.
  • Previous reports on the incidence of gastric microleiomyomas have shown significant variability.
  • Understanding the distribution and incidence of these lesions is important for accurate diagnosis and patient management.

Purpose of the Study:

  • To investigate the incidence and distribution of microleiomyomas in human stomachs.
  • To identify potential predisposing factors for microleiomyoma development.
  • To explore reasons for discrepancies in reported incidence rates.

Main Methods:

  • Examination of 286 whole human stomachs using a stepwise cutting method.
  • Detailed histological analysis of identified lesions.
  • Comparative analysis of incidence rates using specimens from lower partial gastrectomy.

Main Results:

  • Seventy-two microleiomyomas were found in 47 cases (16.4%), with no sexual predilection.
  • Most lesions (94.4%) were under 5 mm; all were located in the upper half of the stomach, particularly near the esophago-gastric junction.
  • Incidence was significantly lower (2.2%) in specimens from lower partial gastrectomy, suggesting sample variation impacts reported rates.

Conclusions:

  • Gastric microleiomyomas are relatively common, predominantly small, and located in the upper stomach.
  • The inner oblique muscle layer appears to be a predisposing site for their development.
  • Discrepancies in reported incidence are likely due to variations in the type of surgical specimens analyzed.

Related Experiment Videos