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Related Concept Videos

Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

2.0K
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,...
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Appendicitis01:19

Appendicitis

17
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...
17
Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy

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Sigmoidoscopy and laparoscopy are distinct medical procedures that enable physicians to internally inspect different parts of the GI tract. Although they serve different purposes, each is essential for diagnosing and, in some cases, treating various medical conditions.
Sigmoidoscopy
Sigmoidoscopy is a diagnostic procedure that uses a flexible sigmoidoscope equipped with a light source and camera to examine the rectum and sigmoid colon. The procedure involves inserting the tube through the anus...
1.2K
Assessing Body Temperature - Rectal01:27

Assessing Body Temperature - Rectal

15.6K
Rectal temperature measurement is considered the most precise method for assessing core body temperature and typically registers higher than oral temperature. For adults, the rectal thermometer should be inserted 1 to 1.5 inches into the rectum to obtain the most accurate reading.
Follow these steps for rectal temperature assessment:
Step 1: Perform hand hygiene and don clean gloves to prevent cross-infection.
Step 2: Position the patient in a side-lying position to better visualize the rectal...
15.6K
Abdominal Regions and Quadrants01:19

Abdominal Regions and Quadrants

20.0K
To promote clear communication, for instance, about the location of a patient's abdominal pain or a suspicious mass, anatomists and clinicians typically use imaginary lines to categorize the abdominopelvic cavity into either four quadrants or nine regions to identify organs in the cavity.
The simpler quadrants approach, which is more commonly used in medicine, subdivides the cavity with one horizontal and one vertical line that intersects at the patient's umbilicus (navel). The four...
20.0K
Appendicitis-I: Introduction01:22

Appendicitis-I: Introduction

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The appendix, a small, narrow, blind tube extending from the inferior part of the cecum, is widely regarded as a vestigial organ, having lost much of its original function through evolution. Despite its diminished role, the appendix can become inflamed, a condition known as appendicitis.
Etiology: Appendicitis can arise from various causes, primarily rooted in the obstruction of the appendix lumen. Factors contributing to this obstruction include fecal accumulation, lymphoid hyperplasia and, in...
4.1K

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Related Experiment Video

Updated: Apr 19, 2026

Robot-assisted Total Mesorectal Excision and Lateral Pelvic Lymph Node Dissection for Locally Advanced Middle-low Rectal Cancer
12:45

Robot-assisted Total Mesorectal Excision and Lateral Pelvic Lymph Node Dissection for Locally Advanced Middle-low Rectal Cancer

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Primary rectal linitis: a rare clinical condition.

C Sabbagh1, E Chapuis-Roux1, D Chatelain2

  • 1Service de chirurgie digestive et oncologique, CHU d'Amiens, place Victor-Pauchet, 80054 Amiens cedex 1, France; Université de Picardie-Jules-Verne, chemin du Thil, 80000 Amiens, France.

Journal of Visceral Surgery
|December 16, 2014
PubMed
Summary
This summary is machine-generated.

Rectal linitis plastica is a rare, aggressive tumor. This study details its typical appearance on CT and MRI, and discusses management options, including neoadjuvant therapy.

Keywords:
Oncological managementRectal linitis

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Area of Science:

  • Gastroenterology
  • Oncology
  • Radiology

Background:

  • Rectal linitis plastica is a rare malignancy with a poor prognosis.
  • It can occur as a primary rectal tumor or secondary to gastric linitis plastica.

Observation:

  • This article details the characteristic morphological appearance of rectal linitis plastica on computed tomography (CT) and magnetic resonance imaging (MRI).
  • Typical imaging findings are presented to aid in diagnosis.

Findings:

  • The study describes the typical CT and MRI features of rectal linitis plastica.
  • Diagnostic imaging is crucial for identifying this rare tumor.

Implications:

  • The findings aid radiologists in diagnosing rectal linitis plastica based on characteristic imaging findings.
  • The article discusses current oncologic management strategies, highlighting the need for further research into optimal treatment, including neoadjuvant therapy.