Related Experiment Video
Updated: Jun 27, 2026
06:45
Murine Left Pulmonary Hilar Clamp Model of Lung Ischemia Reperfusion Injury
Published on: April 12, 2024
Diaphragmatic injury presenting as delayed hemothorax
1Department of Surgery, LAC and USC Medical Center, 1200 North State Street, Room 6341, Los Angeles, CA 90033, USA.
Military Medicine
|December 6, 2008
Summary
Diaphragmatic lacerations can be challenging to diagnose, often remaining hidden. This case highlights a diaphragmatic injury discovered during surgery for a delayed hemothorax.
Area of Science:
- Trauma surgery
- Thoracic surgery
- Diagnostic imaging
Background:
- The diaphragm, separating thoracic and abdominal cavities, is susceptible to penetrating injuries.
- Diaphragmatic injuries can present with varied clinical and radiological signs, often remaining occult.
- Early diagnosis is crucial due to the severe consequences of missed injuries.
Observation:
- A case of diaphragmatic laceration discovered incidentally.
- The injury was found during an exploratory thoracotomy for a delayed hemothorax.
- The patient's presentation was not immediately indicative of a diaphragmatic injury.
Findings:
- Delayed hemothorax can be a sign of occult diaphragmatic injury.
- Exploratory thoracotomy can reveal previously undiagnosed diaphragmatic lacerations.
- The anatomical position of the diaphragm increases its vulnerability.
Implications:
- Clinicians should consider diaphragmatic injury in cases of unexplained hemothorax, even with delayed presentation.
- Advanced imaging and high index of suspicion are necessary for diagnosing diaphragmatic injuries.
- Prompt diagnosis and management of diaphragmatic injuries are essential to prevent complications.
Related Concept Videos
01:27Pneumothorax-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:
Clinical Manifestations:
01:26Pneumothorax-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 can be even further classified as spontaneous, traumatic, and tension pneumothorax.
01:08Pneumothorax 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...
01:25Hiatal Hernia
A hiatal hernia is the abnormal protrusion of the stomach or other abdominal organs through the esophageal hiatus of the diaphragm into the thoracic cavity.Normally, the gastroesophageal junction (GEJ) lies below the diaphragm and is supported by the phrenoesophageal membrane, the diaphragmatic crura, and connective tissues. Weakening of these structures—due to aging, congenital defects like a short esophagus, or increased intra-abdominal pressure from coughing, obesity, pregnancy, or heavy...
01:28Esophageal Perforation-II: Clinical Manifestations and Management
Esophageal perforations manifest in various clinical forms, influenced by factors such as the perforation's cause and location (cervical, intrathoracic, or intra-abdominal), the extent of contamination, and potential injury to adjacent mediastinal structures. The timing between the perforation occurrence and treatment initiation also affects the clinical presentation.
Clinical Manifestations:
Clinical Manifestations:
01:24Flail Chest-I
Overview of Flail Chest
Flail chest is a severe and potentially life-threatening condition characterized by the fracture of three or more adjacent ribs in multiple places. It is most commonly caused by direct impacts and trauma, such as motor vehicle accidents or injuries from a steering wheel impact. It can also occur due to falls in elderly individuals with osteoporosis, or assaults involving sharp objects.
Pathophysiology
The pathophysiology of flail chest is complex, involving fractures of...
Flail chest is a severe and potentially life-threatening condition characterized by the fracture of three or more adjacent ribs in multiple places. It is most commonly caused by direct impacts and trauma, such as motor vehicle accidents or injuries from a steering wheel impact. It can also occur due to falls in elderly individuals with osteoporosis, or assaults involving sharp objects.
Pathophysiology
The pathophysiology of flail chest is complex, involving fractures of...