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Related Concept Videos

Appendicitis-II: Diagnostic Studies and Management01:29

Appendicitis-II: Diagnostic Studies and Management

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Diagnosing and managing appendicitis requires a structured and comprehensive approach that spans from initial assessment to postoperative care. Here is an overview of the process:
Diagnosing Appendicitis
It requires a multifaceted approach, starting with a detailed physical examination to pinpoint the location and nature of the pain and identify any associated symptoms. Laboratory tests play a crucial role. A complete Blood Count (CBC) typically reveals leukocytosis (an increased number of...
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Appendicitis01:19

Appendicitis

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

Inflammatory Bowel Disease V: Surgical Management

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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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Acute Pyelonephritis II: Diagnostic Studies and Management01:28

Acute Pyelonephritis II: Diagnostic Studies and Management

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Introduction:For diagnosing acute pyelonephritis, a comprehensive patient history is collected to identify symptoms such as dysuria, frequent or urgent urination, flank pain, or costovertebral angle (CVA) tenderness that may suggest a kidney infection.Physical ExaminationDuring the physical examination, CVA tenderness is assessed. This involves gentle percussion over the costovertebral angle, where tenderness often indicates a kidney infection.Diagnostic TestsUrinalysis: Used to identify white...
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Related Experiment Video

Updated: Apr 24, 2026

Author Spotlight: Advancements in Retroperitoneal Approach for Necrotizing Pancreatitis
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Author Spotlight: Advancements in Retroperitoneal Approach for Necrotizing Pancreatitis

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Do postoperative antibiotics prevent abscess formation in complicated appendicitis?

Ashlee R Kimbrell1, Timothy J Novosel, Jay N Collins

  • 1Department of Surgery, Eastern Virginia Medical School, Norfolk, Virginia, USA.

The American Surgeon
|September 9, 2014
PubMed
Summary

Postoperative antibiotics for complicated appendicitis did not significantly reduce intra-abdominal abscesses. Current evidence suggests limited clinical benefit, necessitating further research with larger patient groups.

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Last Updated: Apr 24, 2026

Author Spotlight: Advancements in Retroperitoneal Approach for Necrotizing Pancreatitis
03:42

Author Spotlight: Advancements in Retroperitoneal Approach for Necrotizing Pancreatitis

Published on: March 15, 2024

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Area of Science:

  • Surgery
  • Infectious Diseases
  • Gastroenterology

Background:

  • Evidence suggests postoperative antibiotics are unnecessary for uncomplicated appendicitis.
  • Consensus is lacking regarding the necessity of postoperative antibiotics for complicated appendicitis.
  • Intra-abdominal abscess is a significant complication following appendectomy for complicated appendicitis.

Purpose of the Study:

  • To investigate the efficacy of postoperative antibiotic duration in preventing intra-abdominal abscesses in patients with complicated appendicitis.
  • To determine if extended postoperative antibiotic use (greater than 24 hours) offers benefits over shorter durations (24 hours or less).

Main Methods:

  • Retrospective chart review of patients who underwent appendectomy between 2007 and 2012.
  • Identification of patients with complicated appendicitis (perforated, gangrenous, or periappendiceal abscess).
  • Data collection included postoperative antibiotic administration details and rates of intra-abdominal abscess development.

Main Results:

  • A total of 52 patients with complicated appendicitis were included in the study.
  • Nine out of 44 patients (20.5%) receiving >24 hours of antibiotics developed an abscess.
  • Two out of eight patients (25.0%) receiving ≤24 hours of antibiotics developed an abscess (P = 1.0000).

Conclusions:

  • No significant difference in postoperative abscess development was observed between groups receiving extended versus shorter durations of postoperative antibiotics.
  • Postoperative antibiotics may not provide a significant clinical benefit in preventing intra-abdominal abscesses in complicated appendicitis.
  • Larger sample sizes and prospective studies are required to definitively confirm these findings.