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Related Concept Videos

Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

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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.
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Chronic bowel diseases are a group of long-term conditions affecting the digestive tract, characterized by inflammation and damage to the gut lining. These conditions primarily include irritable bowel syndrome and inflammatory bowel disease.
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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.
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Inflammatory bowel disease is a group of chronic disorders marked by recurrent inflammation of the gastrointestinal tract due to an abnormal immune response against gut microflora. This leads to tissue damage. The two main forms are Crohn’s disease and ulcerative colitis.Crohn’s DiseaseCrohn’s disease is a relapsing inflammatory disorder that can affect any part of the GI tract, from the mouth to the anus. It involves all layers of the bowel wall (transmural) and shows...
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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...
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Inflammatory Bowel Disease I: Ulcerative Colitis01:27

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Anorectal conditions: hemorrhoids.

Audralan Fox1, Pamela H Tietze1, Kalyanakrishnan Ramakrishnan2

  • 1University of Oklahoma Department of Family and Preventive Medicine, 900 NE 10th St, Oklahoma City, OK 73104.

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Hemorrhoids, common in adults over 50, present as painless rectal bleeding. Treatment ranges from lifestyle changes and medication to minimally invasive procedures like rubber band ligation or surgical hemorrhoidectomy.

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Area of Science:

  • Gastroenterology
  • Colorectal Surgery

Background:

  • Hemorrhoids are enlarged vascular structures in the anal canal.
  • Risk factors include constipation and increased abdominal pressure.
  • Symptomatic hemorrhoids affect a significant portion of the adult population, particularly those over 50.

Purpose of the Study:

  • To review the etiology, presentation, and management of hemorrhoids.
  • To emphasize the importance of colonoscopy in patients with rectal bleeding, regardless of hemorrhoid presence.
  • To outline treatment strategies based on hemorrhoid grade and type.

Main Methods:

  • Literature review of hemorrhoid pathophysiology and clinical management.
  • Analysis of diagnostic criteria and differential diagnoses for rectal bleeding.
  • Categorization of treatment modalities from conservative to surgical.

Main Results:

  • Painless rectal bleeding is the most common symptom of hemorrhoids.
  • Nonsurgical treatments (fiber, sitz baths, medication) are first-line for non-thrombosed hemorrhoids.
  • Rubber band ligation is effective for grades I-III; surgery is reserved for severe or refractory cases.

Conclusions:

  • Effective management of hemorrhoids involves a stepwise approach, starting with conservative measures.
  • Prompt evaluation, including colonoscopy for at-risk individuals, is crucial to rule out malignancy.
  • Various procedures, including ligation and hemorrhoidectomy, offer solutions for persistent or severe hemorrhoidal disease.