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Related Concept Videos

Chronic Pharyngitis01:23

Chronic Pharyngitis

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Chronic pharyngitis refers to persistent inflammation of the pharyngial mucosa.
Etiology
It often arises from persistent viral or bacterial infections affecting sinuses and tonsils.
Additional contributing factors include inadequate dental hygiene, mouth breathing, recurring tonsillitis, allergic rhinitis, laryngopharyngeal reflux, and exposure to smoke, chemicals, and other environmental pollutants. Allergic reactions to pollen, mold, and pet dander, chronic cough, excessive voice usage,...
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Chronic Obstructive Pulmonary Disease III: Chronic Bronchitis Features01:24

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Chronic bronchitis is a key phenotype of chronic obstructive pulmonary disease (COPD), characterized by airway-centered inflammation and mucus overproduction. It develops from long-term exposure to harmful particles or gases, most commonly cigarette smoke, which triggers a persistent inflammatory response.Cellular and Structural ChangesInflammation initially affects the large bronchi and later the smaller airways, with infiltration by immune cells, including neutrophils, macrophages, and...
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Suctioning the Nasopharyngeal Airway01:29

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Nasopharyngeal suctioning is a procedure to remove secretions from the upper part of the respiratory tract that the patient cannot clear independently. It helps maintain airway patency and prevents complications such as aspiration pneumonia.
Equipment Required
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Epistaxis01:30

Epistaxis

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Epistaxis, or nosebleeds, occurs when small, swollen blood vessels in the nasal mucous membrane rupture. Typically, the anterior septum is the primary site of occurrence.
Etiology
Possible causes of this condition include high blood pressure, trauma, low humidity, upper respiratory tract infections, allergies, foreign bodies, nasal inhalation of corticosteroids or illicit drugs, excessive use of decongestant nasal sprays, facial or nasal surgery, anatomic malformation, tumors, or systemic...
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Chronic Obstructive Pulmonary Disease I: Introduction01:23

Chronic Obstructive Pulmonary Disease I: Introduction

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Chronic obstructive pulmonary disease is a common, preventable, and treatable respiratory disorder characterized by persistent symptoms and progressive airflow limitation. This limitation results from a combination of small-airway disease (obstructive bronchiolitis) and parenchymal destruction (emphysema), both driven by chronic inflammation from exposure to harmful particles or gases.The disease includes two main pathological entities: emphysema, marked by destruction of alveolar walls and...
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Pulmonary Cycle: Exhalation01:17

Pulmonary Cycle: Exhalation

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In terms of human respiration, the act of expelling air, known as exhalation (or expiration), operates on the principle of pressure gradients. During expiration, the pressure within the lungs exceeds that of the surrounding atmosphere. Under normal conditions, quiet breathing involves passive exhalation and is free of muscular contractions. This is because the exhalation process is driven by the natural elastic recoil of the lungs and chest wall, both of which have an inherent tendency to...
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Pediatric chronic rhinosinusitis.

Fanny Silviu-Dan

    Pediatric Annals
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    Summary
    This summary is machine-generated.

    Pediatric chronic rhinosinusitis is a complex condition involving inflammation and infection in children's sinuses. Better understanding of its causes, diagnosis, and treatment is crucial for effective management.

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    Area of Science:

    • Otolaryngology
    • Pediatric Allergy and Immunology
    • Pediatric Infectious Diseases

    Background:

    • Pediatric chronic rhinosinusitis (CRS) is a common, multifactorial disorder affecting children.
    • Pathophysiology involves complex interactions between host factors and environmental triggers within the nasal and sinus passages.
    • Limited understanding hinders effective diagnosis and treatment of this prevalent childhood condition.

    Purpose of the Study:

    • To review the clinical manifestations, diagnostic challenges, and epidemiology of pediatric CRS.
    • To discuss the pathophysiology, including sinus development, inflammation, biofilms, and immune responses.
    • To outline current diagnostic and therapeutic strategies and highlight areas of controversy.

    Main Methods:

    • Comprehensive literature review focusing on pediatric chronic rhinosinusitis.
    • Analysis of studies on pathophysiology, predisposing factors, and comorbid conditions.
    • Evaluation of current investigational, medical, and surgical treatment modalities.

    Main Results:

    • Pediatric CRS presents unique manifestations and diagnostic difficulties.
    • Inflammation, biofilms, and immune responses play key roles in disease development.
    • Multifactorial etiology includes genetic, environmental, and infectious components.

    Conclusions:

    • Effective management of pediatric CRS requires a thorough understanding of its complex pathophysiology.
    • Multidisciplinary collaboration is essential for optimal care, addressing diagnostic and therapeutic controversies.
    • Further research is needed to elucidate specific host-environmental interactions and refine treatment protocols.