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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,...
Diverticular Disease of the Colon01:27

Diverticular Disease of the Colon

Diverticular disease involves the formation of diverticula—small sac-like outpouchings of the colonic wall—and their complications. It most commonly affects the sigmoid colon due to higher intraluminal pressure and structural vulnerability. It results from structural weakness and increased pressure in the colon, producing pseudodiverticula that may remain silent or progress to inflammation and serious complications.Structure of DiverticulaIn diverticulosis, these outpouchings are...
Abdominal Regions and Quadrants01:19

Abdominal Regions and Quadrants

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 quadrants...
Disorders of the Male Reproductive System01:20

Disorders of the Male Reproductive System

Men's health issues are increasingly recognized as significant, with several conditions posing common threats. Among these, testicular cancer is especially prevalent in younger men, particularly those aged 20 to 35 years. The disease often manifests as a painless mass in the testicles, sometimes accompanied by a sensation of heaviness or a dull ache.
Prostate disorders are another major concern. These conditions can impair urinary flow due to the prostate's location around the urethra. Symptoms...
Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy

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...
Assessing Body Temperature - Rectal01:27

Assessing Body Temperature - Rectal

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...

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Related Experiment Video

Updated: Jun 27, 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

Published on: February 12, 2022

Rectal cancer.

Maria Giulia Zampino1, Roberto Labianca, Giordano D Beretta

  • 1Medical Care Unit, European Institute of Oncology, Milan, Italy. maria.zampino@ieo.it

Critical Reviews in Oncology/Hematology
|December 9, 2008
PubMed
Summary
This summary is machine-generated.

Integrated treatments improve rectal cancer outcomes. Combining surgery, radiotherapy, and chemotherapy, especially preoperatively, enhances survival and quality of life while reducing recurrence.

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Area of Science:

  • Oncology
  • Surgical Oncology
  • Radiation Oncology

Background:

  • Rectal cancer is a significant epidemiological concern.
  • Optimal management involves integrated treatment modalities.
  • Total mesorectal excision is a standard surgical approach.

Purpose of the Study:

  • To review updated recommendations for rectal cancer management.
  • To highlight the benefits of integrated oncological treatments.
  • To discuss the role of preoperative radiochemotherapy.

Main Methods:

  • Review of current oncological practices for rectal cancer.
  • Analysis of integrated treatment strategies (surgery, radiotherapy, chemotherapy).
  • Emphasis on preoperative radiochemotherapy protocols.

Main Results:

  • Integrated treatments significantly increase patient survival rates.
  • Preoperative radiochemotherapy reduces pelvic recurrence occurrence.
  • Combined therapies improve patients' quality of life.

Conclusions:

  • Integrated treatment is crucial for effective rectal cancer management.
  • Preoperative radiochemotherapy is a key component for optimal outcomes.
  • Updated guidelines support enhanced patient care and prognosis.