Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Assessment of the Rectum and Anus

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,...

Anatomy of the Genitourinary System II: Bladder and Urethra

Anatomy of the Genitourinary System II: Bladder and Urethra

The lower urinary system consists of the urinary bladder and urethra, which are essential in storing and expelling urine from the body. Together with the internal and external sphincters, these structures work together to regulate urination effectively.Anatomy of the BladderThe urinary bladder is a muscular, stretchable organ behind the pubic bone and in front of the rectum. In females, the bladder is positioned anterior to the vagina and inferior to the uterus, while in males, it is located...

Inflammatory Bowel Disease V: Surgical Management

Inflammatory Bowel Disease V: Surgical Management

Surgical interventions for inflammatory bowel disease (IBD), which includes ulcerative colitis and Crohn's disease, are essential in managing symptoms and addressing complications. The selection of surgical procedures is contingent upon the specific conditions and complications that stem from these illnesses.
Here are some common surgical interventions for IBD:

Disorders of the Male Reproductive System

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...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Reconstruction for complex portal vein thrombosis - Anatomical if possible.

Journal of hepatology·2023

Same author

Clinical Spectrum of Children with Acute Hepatitis of Unknown Cause.

The New England journal of medicine·2022

Same author

Outcomes of normothermic machine perfusion of liver grafts in repeat liver transplantation (NAPLES initiative).

The British journal of surgery·2022

Same author

The effect of end-ischaemic normothermic machine perfusion on donor hepatic artery endothelial integrity.

Langenbeck's archives of surgery·2022

Same author

Transarterial chemoembolization of hepatocellular carcinoma before liver transplantation and risk of post-transplant vascular complications: a multicentre observational cohort and propensity score-matched analysis.

The British journal of surgery·2021

Same author

<i>Ex situ</i> Normothermic Split Liver Machine Perfusion: Protocol for Robust Comparative Controls in Liver Function Assessment Suitable for Evaluation of Novel Therapeutic Interventions in the Pre-clinical Setting.

Frontiers in surgery·2021

Search research articles

Related Experiment Video

Updated: Jul 7, 2026

Retzius-Sparing Robot-Assisted Radical Prostatectomy

Retzius-Sparing Robot-Assisted Radical Prostatectomy

Published on: May 19, 2022

Sexual and urinary dysfunction following rectal dissection compared with segmental colectomy.

M T P R Perera¹, K I Deen, S R E Wijesuriya

¹Department of Surgery, Faculty of Medicine, University of Kelaniya, Ragama, Sri Lanka. tam-per@hotmail.com

Colorectal Disease : the Official Journal of the Association of Coloproctology of Great Britain and Ireland

|February 26, 2008

Summary

Rectal dissection surgery significantly impacts sexual and urinary function more than segmental colectomy in colorectal cancer patients. Men experienced greater impairment, with multifactorial causes affecting quality of life.

More Related Videos

Vessel-sparing Excision and Primary Anastomosis

Vessel-sparing Excision and Primary Anastomosis

Published on: January 7, 2019

Detrusor Underactivity Model in Rats by Conus Medullaris Transection

Detrusor Underactivity Model in Rats by Conus Medullaris Transection

Published on: August 28, 2020

Related Experiment Videos

Last Updated: Jul 7, 2026

Retzius-Sparing Robot-Assisted Radical Prostatectomy

Retzius-Sparing Robot-Assisted Radical Prostatectomy

Published on: May 19, 2022

Vessel-sparing Excision and Primary Anastomosis

Vessel-sparing Excision and Primary Anastomosis

Published on: January 7, 2019

Detrusor Underactivity Model in Rats by Conus Medullaris Transection

Detrusor Underactivity Model in Rats by Conus Medullaris Transection

Published on: August 28, 2020

Area of Science:

Colorectal surgery outcomes
Oncology patient rehabilitation
Surgical impact on quality of life

Background:

Colorectal cancer treatment often involves major abdominal surgery.
Rectal dissection and segmental colectomy are common surgical approaches.
Assessing postoperative functional outcomes is crucial for patient well-being.

Purpose of the Study:

To evaluate the impact of nerve-sparing surgery versus major abdominal surgery on sexual and urinary function.
To compare outcomes in men and women undergoing rectal dissection versus segmental colectomy for colorectal cancer.

Main Methods:

A comparative study involving 48 patients undergoing rectal dissection (Group A) and 24 patients undergoing segmental colectomy (Group B).
Preoperative data were collected and compared with age- and gender-matched controls (Group C).
Postoperative urinary and sexual function were assessed at 37 months.

Main Results:

Rectal dissection led to higher rates of urinary tract infections (31% vs 17.5%) and urinary dysfunction (60% vs 37.5%) compared to segmental colectomy.
Significant postoperative urinary symptoms (poor stream, incontinence, hesitancy) were noted after rectal dissection.
Sexual health was poorer after rectal dissection, with higher rates of erectile dysfunction in men and dyspareunia/reduced orgasm in women.

Conclusions:

Rectal dissection results in more significant urinary and sexual impairments in both men and women compared to segmental colectomy.
Men appear to be more affected by these functional deficits post-rectal dissection.
The etiology of these postoperative dysfunctions is multifactorial, necessitating further investigation.