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Other Pulmonary Disorders

Other Pulmonary Disorders

Respiratory disorders encompass a range of conditions with varying levels of severity. Asthma, marked by chronic airway inflammation and hypersensitivity, is one such condition. It can lead to airway obstruction due to factors like bronchial spasms, mucosal edema, increased mucus secretion, or epithelial damage. Asthma triggers are diverse, ranging from allergens to emotional upset, and treatment focuses on both immediate relief through bronchodilators and long-term inflammation suppression.

Pneumothorax-I

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.

Pulmonary Hypertension: Classification and Pathogenesis

Pulmonary Hypertension: Classification and Pathogenesis

Pulmonary hypertension (PH) is a severe health condition in which the mean pulmonary arterial pressure increases to 25 mmHg or more, even when the body is at rest. This high pressure in the blood vessels that transport blood from the heart to the lungs can cause various symptoms, including shortness of breath, can lead to right heart failure, and significantly affect the overall quality of life.
There are various classifications for PH, each relating to different underlying causes and also...

Pneumonia I: Introduction

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...

Pneumothorax-II

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:

Chronic Obstructive Pulmonary Disease

Chronic Obstructive Pulmonary Disease

COPD is defined as a heterogeneous lung condition marked by persistent respiratory symptoms such as dyspnea, cough, and sputum production, caused by abnormalities in the airways that cause airflow obstruction.
Smoking is a primary risk factor for COPD, with over 80% of patients having a history of it. Patients typically experience progressive dyspnea or labored breathing, frequent coughing, and recurrent pulmonary infections. Many eventually succumb to respiratory failure, characterized by...

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Related Experiment Video

Updated: Jul 6, 2025

A Porcine Model of Acute Autologous Pulmonary Embolism

A Porcine Model of Acute Autologous Pulmonary Embolism

Published on: September 6, 2024

Spindly reason for a pulmonary embolism.

Alec Goldberg¹, Jason N Chen², John Breaux³

¹Internal Medicine, Tulane University School of Medicine, New Orleans, Louisiana, USA alechgoldberg@gmail.com.

BMJ Case Reports

|January 5, 2024

Summary

This summary is machine-generated.

Pulmonary artery intimal sarcomas (PAISs) are rare cancers often misdiagnosed as pulmonary emboli. Early multimodal treatment is crucial for improving survival in these challenging cases.

Keywords:

Cancer - see Oncology Cancer intervention Interventional cardiology Venous thromboembolism

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Chronic Thromboembolic Pulmonary Hypertension and Assessment of Right Ventricular Function in the Piglet

Chronic Thromboembolic Pulmonary Hypertension and Assessment of Right Ventricular Function in the Piglet

Published on: November 4, 2015

Area of Science:

Cardiovascular Pathology
Thoracic Oncology
Vascular Tumors

Background:

Pulmonary artery intimal sarcomas (PAISs) are rare malignant tumors originating from the pulmonary artery's inner lining.
PAISs are frequently misdiagnosed as pulmonary emboli due to overlapping clinical presentations.
Lack of established diagnostic and treatment guidelines complicates patient management.

Observation:

A case of PAIS is presented, initially mimicking pulmonary thromboembolic disease.
The patient's presentation necessitated a thorough diagnostic workup to differentiate from common vascular emergencies.
The tumor's location and insidious onset posed diagnostic challenges.

Findings:

The presented case highlights the diagnostic difficulty of PAIS, emphasizing the need for high clinical suspicion.
A multimodal treatment strategy was employed, integrating various therapeutic modalities.
Timely diagnosis and intervention are critical for patient outcomes in PAIS.

Implications:

This case underscores the importance of considering rare diagnoses like PAIS in patients with suspected pulmonary embolism.
Multimodal treatment approaches may offer a viable strategy for managing PAIS.
Further research and guideline development are needed to improve the diagnosis and treatment of pulmonary artery intimal sarcomas.