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Related Concept Videos

Pneumothorax II: Pathophysiology01:08

Pneumothorax II: Pathophysiology

Pneumothorax means the presence of air in the pleural space — the thin potential gap between the visceral and parietal pleura. This condition disrupts the normal pressure balance that keeps the lungs inflated, leading to partial or complete collapse of the affected lung.Normal physiologyUnder normal conditions, the pleural space maintains a slightly negative intrapleural pressure, which keeps the lungs expanded against the chest wall. This negative pressure creates a delicate balance between...
Pneumothorax-I01:26

Pneumothorax-I

A pneumothorax is a condition where air builds up in the space between the lung and the chest wall, causing the lung to collapse. This condition arises when air enters the space between the parietal and visceral pleura, disrupting the negative pressure essential for lung inflation. This can lead to a partial or complete collapse of the lung.
Pneumothorax can be even further classified as spontaneous, traumatic, and tension pneumothorax.
Pneumothorax-II01:27

Pneumothorax-II

Pneumothorax is a medical condition defined by the buildup of air in the pleural space between the lungs and the chest wall. This accumulation of air can lead to partial or complete lung collapse, resulting in a range of clinical manifestations. Understanding the clinical presentation and effective management strategies is crucial for healthcare professionals in providing timely and appropriate care to individuals with pneumothorax.
Clinical Manifestations:
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...
Pneumonia I: Introduction01:29

Pneumonia I: Introduction

Pneumonia is an infection of the lower respiratory tract that leads to inflammation of the lung parenchyma, often resulting in the accumulation of inflammatory exudate in the alveoli and airways. Unlike the watery, low-protein fluid exudate in pulmonary edema, the exudate in this case is a thick fluid rich in immune cells, proteins, and debris produced during infection and inflammation.This impairs gas exchange and can lead to consolidation of lung tissue. The infection may be caused by a...
Pneumonia I: Introduction01:30

Pneumonia I: Introduction

Pneumonia is an acute respiratory infection that targets the lungs, specifically the alveoli. These tiny air sacs, essential for oxygen exchange, become engorged with pus and fluid, severely hindering breathing, decreasing oxygen absorption, and causing significant pain and discomfort during respiration.
Risk Factors
Various factors influence the likelihood of developing pneumonia. Age plays a crucial role, with infants, children under two, and individuals over 65 at increased risk due to their...

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Related Experiment Video

Updated: May 23, 2026

International Expert Consensus and Recommendations for Neonatal Pneumothorax Ultrasound Diagnosis and Ultrasound-guided Thoracentesis Procedure
05:50

International Expert Consensus and Recommendations for Neonatal Pneumothorax Ultrasound Diagnosis and Ultrasound-guided Thoracentesis Procedure

Published on: March 12, 2020

Postoperative pneumoperitoneum: guilty or not guilty?

Chang Ho Lee1, Jong Hun Kim, Min Ro Lee

  • 1Department of Surgery, Chonbuk National University Medical School, Jeonju, Korea.

Journal of the Korean Surgical Society
|April 12, 2012
PubMed
Summary
This summary is machine-generated.

Postoperative pneumoperitoneum is common after abdominal surgery. Radiographic findings like increased air height over time and ileus may indicate anastomotic leakage.

Keywords:
Anastomotic leakPlain radiographsPneumoperitoneum

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Robotic-assisted Left Pneumonectomy For Vanishing Lung Syndrome
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Robotic-assisted Left Pneumonectomy For Vanishing Lung Syndrome

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International Expert Consensus and Recommendations for Neonatal Pneumothorax Ultrasound Diagnosis and Ultrasound-guided Thoracentesis Procedure
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International Expert Consensus and Recommendations for Neonatal Pneumothorax Ultrasound Diagnosis and Ultrasound-guided Thoracentesis Procedure

Published on: March 12, 2020

Robotic-assisted Left Pneumonectomy For Vanishing Lung Syndrome
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Robotic-assisted Left Pneumonectomy For Vanishing Lung Syndrome

Published on: January 23, 2026

Area of Science:

  • Radiology
  • Gastrointestinal Surgery
  • Abdominal Imaging

Background:

  • Postoperative pneumoperitoneum is frequently observed following intra-abdominal procedures.
  • Differentiating physiologic pneumoperitoneum from that associated with anastomotic leakage is clinically significant.

Purpose of the Study:

  • To determine the incidence and duration of postoperative pneumoperitoneum on plain radiographs.
  • To identify radiologic findings indicative of anastomotic leakage.

Main Methods:

  • Retrospective analysis of plain radiographs from 384 patients who underwent intra-abdominal anastomoses.
  • Evaluation of pneumoperitoneum characteristics and associated findings.

Main Results:

  • Postoperative pneumoperitoneum occurred in 24.2% of patients.
  • Anastomotic leakage was associated with a significantly greater initial air height (11.7 mm cutoff) and increasing air height over time.
  • Ileus was more prevalent in the anastomotic leakage group.

Conclusions:

  • Postoperative pneumoperitoneum is a common finding.
  • Specific radiographic features, including initial air height >11.7 mm, increasing air height, and presence of ileus, suggest a high likelihood of anastomotic leakage.