Related Experiment Video

Updated: Aug 13, 2026

Demonstration of Cutaneous Allodynia in Association with Chronic Pelvic Pain
06:44

Demonstration of Cutaneous Allodynia in Association with Chronic Pelvic Pain

Published on: June 23, 2009

Perianal Paget's disease

M R Lock, D R Katz, A Parks

    Postgraduate Medical Journal
    |December 1, 1977
    PubMed

    More Related Videos

    Anogenital Distance and Perineal Measurements of the Pelvic Organ Prolapse (POP) Quantification System03:49

    Anogenital Distance and Perineal Measurements of the Pelvic Organ Prolapse (POP) Quantification System

    Published on: September 20, 2018

    The Pocket-Creation Procedure of Endoscopic Submucosal Dissection for Large Rectal Laterally Spreading Tumors04:09

    The Pocket-Creation Procedure of Endoscopic Submucosal Dissection for Large Rectal Laterally Spreading Tumors

    Published on: February 13, 2026

    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,...
    Appendicitis-I: Introduction01:22

    Appendicitis-I: Introduction

    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...
    Inflammatory Bowel Disease V: Surgical Management01:21

    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:
    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...
    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...