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Related Concept Videos

Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

Evaluating the rectum and anus plays a crucial role in conducting a thorough physical examination of the gastrointestinal system. Although it may be uncomfortable and often embarrassing for the patient, it holds immense diagnostic value, particularly in detecting gastrointestinal diseases and abnormalities. This guide will explain how to perform this assessment using inspection and palpation methods.
Rectal Inspection
Begin by inspecting the perianal and anal areas for color, texture, rashes,...
Appendicitis01:19

Appendicitis

Appendicitis is an acute inflammatory condition of the vermiform appendix, most commonly caused by obstruction of its lumen. The appendix is a narrow, blind-ended pouch that extends from the cecum, making it particularly prone to obstruction. Causes include fecaliths, lymphoid hyperplasia (often after viral infections), parasites, tumors, or foreign bodies. This obstruction initiates a cascade of pathological changes.Luminal Obstruction and Early InflammationAfter obstruction, normal mucosal...
Peptic Ulcer Disease III: Clinical Manifestations and Diagnostic Studies01:28

Peptic Ulcer Disease III: Clinical Manifestations and Diagnostic Studies

Peptic ulcer disease (PUD) presents with diverse symptoms depending on the location and severity of the ulcer. Clinical manifestations of peptic ulcer include dull pain and a burning sensation in the mid-epigastric region.
Few clinical manifestations differentiate gastric ulcers from duodenal ulcers. Distinctions in the location, timing, and pain relief are crucial for healthcare providers in differentiating between gastric and duodenal ulcers during clinical assessments.
Irritable Bowel Syndrome II: Clinical Features and Diagnostic Evaluation01:30

Irritable Bowel Syndrome II: Clinical Features and Diagnostic Evaluation

Irritable Bowel Syndrome II: Clinical Features and Diagnostic Evaluation
Irritable Bowel Syndrome (IBS) is classified into subtypes based on the predominant bowel habits as determined by the Bristol Stool Form Scale (BSFS). The subtypes are:

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[Mixedematous ileus; acute abdomen exacerbate.].

Revista de gastroenterologia de Mexico·2009
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Related Experiment Video

Updated: Jun 21, 2026

Intraoperative Detection of Subtle Endometriosis: A Novel Paradigm for Detection and Treatment of Pelvic Pain Associated with the Loss of Peritoneal Integrity
07:20

Intraoperative Detection of Subtle Endometriosis: A Novel Paradigm for Detection and Treatment of Pelvic Pain Associated with the Loss of Peritoneal Integrity

Published on: December 21, 2012

[Rectal endometriosis: entity difficult to diagnose.].

D A Hernández-Ramírez1, A Cravioto-Villanueva, A Barragan-Rincón

  • 1Servicio de Tumores de Colon y Recto, División de Cirugía Oncológica.Hospital de Oncología, Centro Medico Nacional "Siglo XXI" IMSS, México. D.F.

Revista De Gastroenterologia De Mexico
|August 13, 2009
PubMed
Summary
This summary is machine-generated.

Rectal endometriosis, a gynecologic disorder, often presents as an extramucosal rectal mass, mimicking cancer in premenopausal women. Early consideration in differential diagnosis is crucial for accurate patient management.

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A Syngeneic Murine Model of Endometriosis using Naturally Cycling Mice
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A Syngeneic Murine Model of Endometriosis using Naturally Cycling Mice

Published on: November 24, 2020

Related Experiment Videos

Last Updated: Jun 21, 2026

Intraoperative Detection of Subtle Endometriosis: A Novel Paradigm for Detection and Treatment of Pelvic Pain Associated with the Loss of Peritoneal Integrity
07:20

Intraoperative Detection of Subtle Endometriosis: A Novel Paradigm for Detection and Treatment of Pelvic Pain Associated with the Loss of Peritoneal Integrity

Published on: December 21, 2012

A Syngeneic Murine Model of Endometriosis using Naturally Cycling Mice
07:12

A Syngeneic Murine Model of Endometriosis using Naturally Cycling Mice

Published on: November 24, 2020

Area of Science:

  • Gynecology
  • Gastroenterology
  • Pathology

Background:

  • Endometriosis is a condition where endometrial tissue grows outside the uterus.
  • The gastrointestinal tract is the most common site for extrapelvic endometriosis.
  • Rectosigmoid endometriosis diagnosis is challenging due to the subepithelial location of implants.

Observation:

  • A case report details a 38-year-old woman initially diagnosed with rectal cancer.
  • The patient presented with symptoms indicative of large intestine issues.
  • The observed rectal mass was extramucosal.

Findings:

  • Rectal endometriosis can present as an extramucosal rectal mass.
  • This condition can be mistaken for rectal cancer on initial examination.
  • Subepithelial implant location complicates colonoscopic diagnosis.

Implications:

  • Rectal endometriosis should be included in the differential diagnosis for premenopausal women with rectal masses.
  • Consideration is particularly important in patients with concurrent gynecological complaints or infertility.
  • Timely diagnosis can prevent unnecessary radical treatments for presumed malignancy.