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Related Concept Videos

Common Respiratory Disorders01:31

Common Respiratory Disorders

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Respiratory disorders, a prevalent health concern globally, are generally divided into two primary categories: upper and lower respiratory tract disorders. The categorization is based on the area of the respiratory system they affect.
Upper respiratory disorders impact the airways above the vocal cords, encompassing areas like the nose, sinuses, and throat. Various conditions fall under this category, including the common cold and allergic rhinitis. These disorders can stem from several causes,...
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Viral Recombination00:57

Viral Recombination

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Cells are sometimes infected by more than one virus at once. When two viruses disassemble to expose their genomes for replication in the same cell, similar regions of their genomes can pair together and exchange sequences in a process called recombination. Alternatively, viruses with segmented genomes can swap segments in a process called reassortment.
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Drugs Used in Upper Respiratory Disorders: Overview01:16

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Upper respiratory tract disorders, including viral infections and allergic rhinitis, cause significant discomfort and disrupt daily life. Managing these conditions involves a variety of drugs, such as antihistamines, intranasal steroids, decongestants, antitussives, expectorants, and mucolytics. Specific examples of drugs in each category are provided.
Antihistamines (e.g., Benadryl) block histamines from binding. Histamines are chemicals released during an allergic reaction in the body. As a...
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Acute Respiratory Failure-V01:29

Acute Respiratory Failure-V

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The treatment for acute respiratory failure varies based on factors like the underlying cause, overall health, and severity. A collaborative healthcare team is essential for early detection, often through arterial blood gas analysis. Identifying the cause is the primary goal, with treatment strategies adjusted for ventilation/perfusion (V/Q) mismatch, shunting, or diffusion impairment.
Ensure that patients are monitored continuously for their response to therapy, including changes in...
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Pneumonia I: Introduction01:30

Pneumonia I: Introduction

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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.
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Acute Pharyngitis01:30

Acute Pharyngitis

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Introduction
Acute pharyngitis is the inflammation of the back of the throat (pharynx), commonly resulting in a sore throat. It is a frequently encountered condition that prompts individuals to seek medical advice.
Classification
Acute pharyngitis can be categorized based on its underlying cause:
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Updated: Dec 24, 2025

Author Spotlight: Advancements in Multiplex Detection of Respiratory Viruses
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Author Spotlight: Advancements in Multiplex Detection of Respiratory Viruses

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[Respiratory viriasis. Influenza].

A Martín Quirós1, A Robles Marhuenda2, J R Paño Pardo1,3

  • 1Unidad de Microbiología Clínica y Enfermedades Infecciosas del Servicio de Medicina Interna.

Medicine
|April 15, 2020
PubMed
Summary
This summary is machine-generated.

Respiratory viruses cause acute infections like influenza, common cold, and croup. While generally mild, influenza can lead to severe complications in vulnerable populations, highlighting the importance of vaccination and antiviral therapies.

Keywords:
InfluenzaRespiratory viriasisSARS

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Area of Science:

  • Virology
  • Infectious Diseases
  • Epidemiology

Context:

  • Respiratory viral infections are common acute illnesses with varying severity.
  • Influenza viruses (A and B) cause seasonal epidemics and pandemics, posing significant public health challenges.
  • Other respiratory viruses like respiratory syncytial virus, rhinoviruses, coronaviruses, and parainfluenza viruses cause distinct clinical syndromes.

Purpose:

  • To provide an overview of common respiratory viral infections.
  • To highlight the etiological agents, clinical manifestations, and epidemiological patterns of these diseases.
  • To underscore the importance of interventions like vaccination and therapy for influenza.

Summary:

  • Respiratory viruses cause a spectrum of illnesses, from the common cold (rhinovirus, coronavirus) to severe diseases like influenza and acute bronchiolitis (respiratory syncytial virus).
  • Influenza, caused by influenza viruses A and B, can lead to widespread epidemics and pandemics, with complications primarily affecting the elderly and those with chronic conditions.
  • Parainfluenza virus is a notable cause of croup in infants, while coronavirus was identified as the agent of severe acute respiratory syndrome (SARS).

Impact:

  • Understanding the diverse range of respiratory viral pathogens and their associated diseases is crucial for effective public health strategies.
  • Timely diagnosis and management, including antiviral therapy and vaccination for influenza, can mitigate disease severity and reduce transmission.
  • This knowledge aids in differentiating common viral illnesses from more serious conditions, guiding appropriate clinical care and preventative measures.