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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...
Allergic Reactions: Anaphylaxis01:30

Allergic Reactions: Anaphylaxis

Anaphylaxis is a severe, life-threatening hypersensitivity reaction mediated by Immunoglobulin E (IgE) antibodies. When IgE binds to allergens, it triggers the release of mediators– histamine, leukotrienes, and prostaglandins from mast cells and basophils. These mediators cause vasodilation, edema, and inflammation, leading to various symptoms.The primary allergens causing anaphylaxis include food items (e.g., peanuts, shellfish), drugs (e.g., penicillin, asparaginase, corticotropin, heparin),...
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.
Allergic Reactions02:06

Allergic Reactions

Overview
Asthma-II: Pathophysiology and Classification01:26

Asthma-II: Pathophysiology and Classification

Asthma is a prevalent chronic respiratory condition marked by inflammation and hyperresponsiveness of the airways. Its pathophysiology involves complex interactions among inflammatory pathways, immune responses, and neural mechanisms.
Additionally, environmental and genetic factors play crucial roles in determining an individual's susceptibility to asthma and the severity of their condition.
Critical processes in asthma pathophysiology include:
Olfactory Receptors: Location and Structure01:03

Olfactory Receptors: Location and Structure

The process of olfaction, also known as the sense of smell, is a sophisticated chemical response system. The specialized sensory neurons that facilitate this process, known as olfactory receptor neurons, are situated in an upper segment of the nasal cavity, known as the olfactory epithelium. Olfactory sensory neurons are bipolar, with their dendrites extending from the epithelium's apex into the mucus that lines the nasal cavity. Airborne molecules, when inhaled, traverse the olfactory...

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Related Experiment Video

Updated: May 11, 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

Association between allergic rhinitis and migraine.

Alia Saberi1, Shadman Nemati, Reza Jafari Shakib

  • 1Department of Neurology, Guilan University of Medical Sciences, Rasht, Iran.

Journal of Research in Medical Sciences : the Official Journal of Isfahan University of Medical Sciences
|April 30, 2013
PubMed
Summary

Migraine is significantly more common in patients with allergic rhinitis (AR), with an 8-fold increased chance. This correlation, particularly for migraine without aura, strengthens with age.

Keywords:
Allergic rhinitismigraineskin prick test test

Related Experiment Videos

Last Updated: May 11, 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

Area of Science:

  • Neurology
  • Immunology
  • Otolaryngology

Background:

  • Migraine and allergic rhinitis (AR) are prevalent conditions causing headache and facial pain.
  • Inflammatory mediators with vasoactive functions are implicated in both conditions.

Purpose of the Study:

  • To investigate the prevalence of migraine in patients diagnosed with allergic rhinitis.

Main Methods:

  • A cross-sectional study compared 46 AR patients (positive skin prick test) with 60 controls (negative skin test).
  • Migraine history was assessed using International Headache Society criteria.
  • Statistical analysis included chi-square and Fisher exact tests; odds ratios were calculated.

Main Results:

  • Migraine prevalence was 37% in AR patients versus 5% in controls (P = 0.001).
  • AR patients had an 8.227-fold increased chance of migraine (95% CI: 2.38-28.42).
  • The difference in migraine prevalence was significant in individuals over 40 years old.

Conclusions:

  • A significant correlation exists between allergic rhinitis and migraine, especially migraine without aura.
  • This association is more pronounced with increasing age.