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Related Concept Videos

Pneumothorax-I01:26

Pneumothorax-I

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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.
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Pneumothorax-II01:27

Pneumothorax-II

712
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:
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Pulmonary Cycle: Exhalation01:17

Pulmonary Cycle: Exhalation

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In terms of human respiration, the act of expelling air, known as exhalation (or expiration), operates on the principle of pressure gradients. During expiration, the pressure within the lungs exceeds that of the surrounding atmosphere. Under normal conditions, quiet breathing involves passive exhalation and is free of muscular contractions. This is because the exhalation process is driven by the natural elastic recoil of the lungs and chest wall, both of which have an inherent tendency to...
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Pulmonary Embolism I: Introduction01:29

Pulmonary Embolism I: Introduction

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Pulmonary embolism (PE) occurs when a thrombus, fat or air embolus, amniotic fluid, or tumor tissue blocks one or more pulmonary arteries. These blockages originate in the venous system or the right side of the heart.EtiologyPE primarily arises from deep vein thrombosis (DVT) and other hypercoagulable states, such as inherited thrombophilias. Additional etiological factors include venous stasis, commonly seen in obesity, and endothelial injury from surgery and trauma. Less common causes include...
385
Pneumonia I: Introduction01:30

Pneumonia I: Introduction

600
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...
600
Pleura of the Lungs01:13

Pleura of the Lungs

5.5K
The lungs are nestled in a cavity, shielded by the pleura. The pleura, a form of serous membrane, wraps around each lung. This membrane arrangement consists of two layers: the visceral and parietal pleurae. The visceral pleura lines the surface of the lungIn contrast, the parietal pleura is the outer layer and contacts to the thoracic wall, the mediastinum, and the diaphragm. The hilum is the point of connection between the visceral and parietal layers. The space between the parietal and...
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Related Experiment Video

Updated: Dec 14, 2025

Protocol and Guidelines for Point-of-Care Lung Ultrasound in Diagnosing Neonatal Pulmonary Diseases Based on International Expert Consensus
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Protocol and Guidelines for Point-of-Care Lung Ultrasound in Diagnosing Neonatal Pulmonary Diseases Based on International Expert Consensus

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Pulmonary pneumatoceles in neonates.

Gustavo Rocha1

  • 1Department of Neonatology, Centro Hospitalar Universitário de São João, Porto, Portugal.

Pediatric Pulmonology
|July 22, 2020
PubMed
Summary

Pulmonary pneumatoceles in neonates are less common now but can have serious complications. This review clarifies their characteristics, outcomes, and management for better clinical decisions.

Area of Science:

  • Neonatal Medicine
  • Pediatric Pulmonology
  • Medical Literature Review

Background:

  • Pulmonary pneumatoceles were common in neonates before surfactant therapy.
  • Current data on neonatal pneumatoceles is limited due to advances in ventilation and surfactant use.

Purpose of the Study:

  • To review the pathophysiology, clinical significance, and natural history of neonatal pulmonary pneumatoceles.
  • To outline complications, treatment options, and prognosis for these lesions.
  • To provide clinicians with essential information for managing complex cases.

Main Methods:

  • Extensive literature search across medical databases.
  • Synthesis of existing research on pulmonary pneumatoceles in neonates.
Keywords:
imaginglung pathologymechanical ventilationneonatal pulmonary medicine

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International Expert Consensus and Recommendations for Neonatal Pneumothorax Ultrasound Diagnosis and Ultrasound-guided Thoracentesis Procedure
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A Modified Sonographic Algorithm for Image Acquisition in Life-Threatening Emergencies in the Critically Ill Newborn
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Last Updated: Dec 14, 2025

Protocol and Guidelines for Point-of-Care Lung Ultrasound in Diagnosing Neonatal Pulmonary Diseases Based on International Expert Consensus
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International Expert Consensus and Recommendations for Neonatal Pneumothorax Ultrasound Diagnosis and Ultrasound-guided Thoracentesis Procedure
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A Modified Sonographic Algorithm for Image Acquisition in Life-Threatening Emergencies in the Critically Ill Newborn
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Main Results:

  • Pulmonary pneumatoceles generally resolve spontaneously.
  • A subset of cases can develop extensive, expanding lesions with complicated courses.

Conclusions:

  • Understanding pneumatocele characteristics is crucial for neonatal care.
  • This review aids in clinical decision-making for difficult neonatal pneumatocele cases.