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Related Concept Videos

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...
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...
Atypical Pneumonia01:14

Atypical Pneumonia

Atypical pneumonia, often caused by Mycoplasma pneumoniae, is a form of pulmonary infection that differs from the classical presentation of bacterial pneumonia in both its cause and clinical symptoms. Mycoplasma pneumoniae is a pleomorphic bacterium notable for its lack of a rigid cell wall. This structural characteristic imparts resistance to beta-lactam antibiotics and significantly influences the bacterium’s behavior within the human host.Other pathogens responsible for the disease include...
Skin Diseases and Disorders01:23

Skin Diseases and Disorders

Skin is the first line of defense and encounters a variety of microbes. Some pathogenic strains are often the cause of a broad range of infections of the skin and other body systems. These conditions can affect people of all ages and may have different causes, including genetic factors, infections, autoimmune reactions, environmental factors, and lifestyle choices.
Gram-positive Staphylococcus spp. and Streptococcus spp. are responsible for many of the most common skin infections. However, many...
Healthcare Associated Infections I: Iatrogenic, Exogenic and Endogenic01:26

Healthcare Associated Infections I: Iatrogenic, Exogenic and Endogenic

Healthcare-associated infections (HAIs) occur in a healthcare facility while a person receives care for another ailment. This category also includes work-related infections among healthcare staff.
HAIs significantly increase the cost of health care. Extended stays in healthcare institutions, increased disability, increased costs of medications, including specialized antibiotics, and prolonged recovery times add to the patient's expenses and the healthcare institution and funding bodies. Common...
Rous Sarcoma Virus (RSV) and Cancer01:03

Rous Sarcoma Virus (RSV) and Cancer

Rous Sarcoma virus or RSV was discovered by F. Peyton Rous in the year 1911 as a filterable transmissible agent that could cause tumors in chickens. He won a Nobel Prize for this discovery in 1966. His experiments clearly demonstrated that some cancers could be caused by infectious agents and led to the discovery of many more cancer-causing viruses in animals as well as humans.
RSV is a retrovirus that contains two copies of a plus-strand  RNA genome. Its genome consists of four main open...

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Related Experiment Video

Updated: May 26, 2026

Neutrophil Lifespan Extension with CLON-G and an In Vitro Spontaneous Death Assay
05:52

Neutrophil Lifespan Extension with CLON-G and an In Vitro Spontaneous Death Assay

Published on: May 12, 2023

Chest neoplasms with infectious etiologies.

Carlos S Restrepo1, Melissa M Chen, Santiago Martinez-Jimenez

  • 1Carlos S Restrepo, Melissa M Chen, Santiago Martinez-Jimenez, Jorge Carrillo, Catalina Restrepo, Department of Radiology, The University of Texas Health Science Center at San Antonio, Mail Code 7800, 7703 Floyd Curl Drive, San Antonio, TX 78229, United States.

World Journal of Radiology
|January 7, 2012
PubMed
Summary

Many thoracic tumors are linked to oncogenic viruses, including Epstein-Barr virus and human papillomavirus. Understanding viral transmission and imaging is crucial for chest radiologists diagnosing these neoplastic conditions.

Keywords:
Acquired immunodeficiency syndromeCastleman’s diseaseKaposi’s sarcomaMalignant mesotheliomaThoracic imagingThoracic lymphomaThoracic malignancies

Related Experiment Videos

Last Updated: May 26, 2026

Neutrophil Lifespan Extension with CLON-G and an In Vitro Spontaneous Death Assay
05:52

Neutrophil Lifespan Extension with CLON-G and an In Vitro Spontaneous Death Assay

Published on: May 12, 2023

Area of Science:

  • Oncology
  • Virology
  • Radiology

Background:

  • A significant number of thoracic tumors are associated with viral infections.
  • Oncogenic viruses, categorized by their genetic material, play a role in neoplastic development.
  • Several specific viral agents are implicated in thoracic malignancies.

Purpose of the Study:

  • To review the spectrum of thoracic tumors with known or suspected viral etiologies.
  • To detail the imaging findings, epidemiology, and transmission of these virus-associated thoracic neoplasms.
  • To enhance chest radiologists' understanding of the pathophysiology of these diseases.

Main Methods:

  • Literature review of oncogenic viruses and associated thoracic tumors.
  • Classification of viruses based on genomic material.
  • Detailed examination of imaging findings, epidemiology, and transmission mechanisms.

Main Results:

  • Identified neoplastic conditions include lung cancer, mesothelioma, leukemia, lymphomas, and others.
  • Key viruses implicated are Epstein-Barr virus, human herpes virus 8, human papillomavirus, and others.
  • The review covers imaging, epidemiology, and transmission for a comprehensive understanding.

Conclusions:

  • Viral infections are a significant factor in the development of various thoracic tumors.
  • Chest radiologists require thorough knowledge of viral etiologies, transmission, and imaging characteristics.
  • Understanding these aspects improves the diagnosis and management of virus-related thoracic malignancies.