Related Experiment Video

Updated: Aug 17, 2026

Infection of Primary Nasal Epithelial Cells Grown at an Air-Liquid Interface to Characterize Human Coronavirus-Host Interactions
09:02

Infection of Primary Nasal Epithelial Cells Grown at an Air-Liquid Interface to Characterize Human Coronavirus-Host Interactions

Published on: September 22, 2023

[Frequency and structure of chronic diseases of ear, throat and nose among population and their dynamics]

D I Tarasov, A B Morozov

    Vestnik Otorinolaringologii
    |March 1, 1991
    PubMed

    Insights

    Ear, nose, and throat (ENT) diseases affect 230 per 1000 children and 190 per 1000 adults. Chronic tonsilitis and adenoids are common in children, while adults suffer most from hearing loss and chronic pharyngitis.

    Area of Science:

    • Otolaryngology
    • Public Health Epidemiology

    Context:

    • High prevalence of Ear, Nose, and Throat (ENT) diseases noted in both pediatric and adult populations.
    • Established baseline incidence rates: 230/1000 for children and 190/1000 for adults.

    Purpose:

    • To identify the most common types of chronic ENT diseases in children and adults.
    • To analyze trends in the prevalence and specific pathologies of ENT disorders.

    Summary:

    • Chronic tonsilitis (38.4%) and adenoids (23.3%) are the leading ENT issues in children.
    • Neurosensory hypoacusis (31.1%) and chronic pharyngitis (19.3%) are the most frequent ENT conditions observed in adults.

    Impact:

    • Provides critical epidemiological data for understanding the burden of ENT diseases.
    • Informs public health strategies and clinical resource allocation for ENT care.

    More Related Videos

    Auricular Acupuncture as a Traditional Chinese Medicine Therapy for Chronic Obstructive Pulmonary Disease Combined with Sleep Disorders05:34

    Auricular Acupuncture as a Traditional Chinese Medicine Therapy for Chronic Obstructive Pulmonary Disease Combined with Sleep Disorders

    Published on: August 18, 2023

    Machine Learning-Based Cough Tone Classification: Diagnostic Exploration of Chronic Obstructive Pulmonary Disease and Respiratory Tract Infections06:22

    Machine Learning-Based Cough Tone Classification: Diagnostic Exploration of Chronic Obstructive Pulmonary Disease and Respiratory Tract Infections

    Published on: September 19, 2025

    Related Concept Videos

    Common Respiratory Disorders01:31

    Common Respiratory Disorders

    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,...
    Physical Assessment of the Respiratory Tract I: Health History01:28

    Physical Assessment of the Respiratory Tract I: Health History

    Physical assessment of the respiratory tract is critical to patient care. It allows healthcare professionals to identify and manage various respiratory conditions. The process involves a combination of subjective and objective data collection.
    Subjective Data
    Subjective data provides vital information about the patient's health history and symptoms. This data is typically collected through interviews in which patients describe their experiences, symptoms, and concerns.
    Health history and key...
    Chronic Pharyngitis01:23

    Chronic Pharyngitis

    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,...
    Microbiota of the Respiratory Tract01:29

    Microbiota of the Respiratory Tract

    The human respiratory tract, comprising the upper and lower segments, serves as a critical interface with the external environment. The upper respiratory tract (URT)—including the nostrils, sinuses, pharynx, and oropharynx—is heavily colonized by microbes, while the lower respiratory tract (LRT), composed of the larynx, trachea, bronchi, and lungs, was long thought to be sterile. However, recent molecular studies have revealed that the lungs are not devoid of microbes but act more like...
    Infectious Diseases and Their Occurrence01:28

    Infectious Diseases and Their Occurrence

    Infectious diseases appear in populations through various transmission patterns, influenced by pathogen characteristics, population immunity, environmental conditions, and social behavior. Understanding these patterns is essential for effective public health surveillance and intervention. These categories—sporadic, outbreak, epidemic, pandemic, and endemic—help frame the nature and scope of disease events.Sporadic diseases occur irregularly and infrequently, without a predictable temporal or...
    Chronic Obstructive Pulmonary Disease III: Chronic Bronchitis Features01:24

    Chronic Obstructive Pulmonary Disease III: Chronic Bronchitis Features

    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...