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Related Concept Videos

Asthma I: Introduction01:28

Asthma I: Introduction

Asthma is a chronic inflammatory disorder of the airways characterized by variable airflow obstruction and heightened bronchial responsiveness to a wide range of triggers. The underlying inflammation leads to airway swelling, mucus hypersecretion, and smooth muscle constriction, all of which narrow the airway lumen and impede airflow. Clinically, asthma presents with recurrent episodes of wheezing, shortness of breath, chest tightness, and coughing, symptoms that typically vary in intensity and...
Drugs Used in Upper Respiratory Disorders: Overview01:16

Drugs Used in Upper Respiratory Disorders: Overview

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...
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,...
Allergic Reactions02:06

Allergic Reactions

Overview
Asthma: Pathogenesis and Management01:20

Asthma: Pathogenesis and Management

Asthma is a chronic pulmonary condition involving inflammation of the airways, hyper-reactivity, and reversible obstruction of the airways. This condition can significantly impact a person's quality of life, making breathing difficult and leading to distressing symptoms.
Asthma is classified as allergic and non-allergic. Allergens such as dust mites, pollen, and pet dander trigger allergic asthma, while factors like cold air, intense emotions, or exercise can induce non-allergic asthma.
Asthma-I: Introduction01:29

Asthma-I: Introduction

Asthma is a chronic respiratory ailment that requires careful management due to its varying symptoms and influencing factors. It is characterized by airway inflammation, bronchial hyperresponsiveness, and reversible airflow obstruction, leading to symptoms like wheezing, shortness of breath, chest tightness, and coughing. The symptom frequency and intensity may vary considerably over time. It is also linked to immune system responses to allergens and irritants, highlighting the complex...

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Related Experiment Video

Updated: May 26, 2026

Immunofluorescent Labeling in Nasal Mucosa Tissue Sections of Allergic Rhinitis Rats via Multicolor Immunoassay
06:08

Immunofluorescent Labeling in Nasal Mucosa Tissue Sections of Allergic Rhinitis Rats via Multicolor Immunoassay

Published on: September 22, 2023

Idiopathic rhinitis.

Paul Burns1, Desmond G Powe, Nick S Jones

  • 1Department of Otorhinolaryngology, Queen's Medical Centre, Nottingham, UK.

Current Opinion in Otolaryngology & Head and Neck Surgery
|December 14, 2011
PubMed
Summary
This summary is machine-generated.

Idiopathic rhinitis diagnosis is challenging due to overlapping symptoms. Further research may refine the use of this term for allergic and neuroregulatory conditions.

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Absorption of Nasal and Bronchial Fluids: Precision Sampling of the Human Respiratory Mucosa and Laboratory Processing of Samples
11:54

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

Published on: January 21, 2018

Area of Science:

  • Otolaryngology
  • Allergology
  • Immunology

Background:

  • Rhinitis diagnosis is complicated by overlapping symptoms.
  • Idiopathic rhinitis is a diagnosis of exclusion.
  • Understanding underlying pathologies is crucial for accurate diagnosis.

Purpose of the Study:

  • To clarify the diagnostic criteria for idiopathic rhinitis.
  • To review the current understanding of idiopathic rhinitis.
  • To identify potential underlying causes of idiopathic rhinitis.

Main Methods:

  • Literature review on idiopathic rhinitis.
  • Analysis of diagnostic challenges in rhinitis.
  • Discussion of immunological and neuroregulatory factors.

Main Results:

  • Literature on idiopathic rhinitis is limited.
  • Hematological and immunological tests have limitations due to false-positives.
  • Some 'idiopathic' cases may be localized IgE-mediated allergy (entopy).
  • Idiopathic rhinitis patients may have diverse immunological or neuroregulatory issues.

Conclusions:

  • Accurate diagnosis of idiopathic rhinitis requires excluding all other rhinitis types.
  • The term 'idiopathic' may be used less frequently with improved understanding.
  • Further research is needed to elucidate pathological processes in rhinitis.