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Related Concept Videos

Anatomy of Respiratory System I: Upper Respiratory Tract01:29

Anatomy of Respiratory System I: Upper Respiratory Tract

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The upper respiratory tract plays a vital role in the respiratory system, comprising several structures that facilitate air intake and prepare air for the lungs. It also serves as the first line of defense against pathogens and particles. This tract includes the nose and nasal cavity, the oral cavity, the paranasal sinuses, and the pharynx, each with specific functions and features.
Nose and nasal cavity
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Chronic Pharyngitis01:23

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Chronic pharyngitis refers to persistent inflammation of the pharyngial mucosa.
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It often arises from persistent viral or bacterial infections affecting sinuses and tonsils.
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Tonsillitis I: Introduction01:30

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Tonsillitis is inflammation of the tonsils, which are two lymphoid tissue masses at the back of the throat. This condition can cause discomfort and irritation in the throat.
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Acute Pharyngitis01:30

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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.
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Tonsillitis II: Management01:26

Tonsillitis II: Management

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This lesson will focus on the different treatment options for managing tonsillitis, which typically depend on the cause and severity.
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Drugs Used in Upper Respiratory Disorders: Overview01:16

Drugs Used in Upper Respiratory Disorders: Overview

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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.
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Related Experiment Video

Updated: Mar 15, 2026

Absorption of Nasal and Bronchial Fluids: Precision Sampling of the Human Respiratory Mucosa and Laboratory Processing of Samples
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Sinusitis.

Samuel Morcom, Nicholas Phillips, Andrew Pastuszek

    Australian Family Physician
    |September 14, 2016
    PubMed
    Summary
    This summary is machine-generated.

    Acute and chronic sinusitis stem from nasal mucosal inflammation impacting sinus function. Management focuses on medical treatment, with surgery reserved for complex cases.

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    Area of Science:

    • Otolaryngology
    • Primary Care Medicine

    Background:

    • Acute and chronic sinusitis are prevalent conditions encountered in primary care.
    • These conditions arise from mucosal inflammation within the nasal passages and paranasal sinuses.
    • Inflammation impairs essential mucociliary clearance mechanisms.

    Purpose of the Study:

    • To present a comprehensive overview of acute and chronic sinusitis.
    • To offer guidance on the workup and management of sinusitis in primary care settings.
    • To discuss potential complications and criteria for specialist referral.

    Main Methods:

    • Literature review and synthesis of current evidence.
    • Clinical guidelines for diagnosis and treatment.
    • Case-based discussion of management strategies.

    Main Results:

    • Sinusitis presents a broad spectrum of clinical manifestations.
    • Effective management strategies exist within primary care.
    • Referral criteria are established for specific scenarios.

    Conclusions:

    • Sinusitis is a diverse condition requiring tailored management.
    • Medical treatment is the mainstay for most sinusitis cases.
    • Surgical intervention is indicated only for complicated or treatment-resistant sinusitis.