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Related Concept Videos

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Anatomy of Respiratory System I: Upper Respiratory Tract01:29

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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.
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A Component-resolved Diagnostic Approach for a Study on Grass Pollen Allergens in Chinese Southerners with Allergic Rhinitis and/or Asthma
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Chronic respiratory rhinitis.

R Jankowski1, P Gallet1, D T Nguyen1

  • 1Service d'ORL et Chirurgie Cervico-Faciale, CHRU de Nancy, Hôpitaux de Brabois, Bât Louis Mathieu, Rue du Morvan, 54500 Vandoeuvre les Nancy, France.

European Annals of Otorhinolaryngology, Head and Neck Diseases
|April 22, 2018
PubMed
Summary
This summary is machine-generated.

Chronic respiratory rhinitis may confirm the three-nose evo-devo theory. Advanced allergic rhinitis cases showed mucosal changes not explained by CT scans, suggesting a non-allergic form.

Keywords:
AllergyCT scanCavernous plexusChronic rhinitisInferior turbinate

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Area of Science:

  • Otorhinolaryngology
  • Evolutionary Developmental Biology

Background:

  • Chronic rhinitis presents diagnostic challenges, particularly distinguishing allergic from non-allergic forms.
  • The evo-devo theory proposes three distinct nasal structures, relevant to understanding complex rhinitis.
  • Advanced allergic rhinitis can lead to significant mucosal changes affecting nasal function.

Observation:

  • Two cases of advanced allergic rhinitis exhibited unique mucosal changes: violaceous respiratory mucosa and whitish polypoid middle turbinates.
  • Nasal endoscopy and CT scans revealed minimal sinus or ethmoid opacities, inconsistent with the observed severity of nasal dysfunction.
  • These findings suggest underlying pathology beyond typical allergic inflammation.

Findings:

  • The clinical presentation supports the evo-devo theory of three noses, linking mucosal changes to specific nasal structures.
  • A hypothesis for non-allergic chronic respiratory rhinitis is proposed based on these distinct clinical observations.
  • Differential diagnosis must consider dysfunction of the respiratory nose's cavernous plexuses.

Implications:

  • Accurate diagnosis is crucial for effective management of chronic nasal dysfunction.
  • Surgical interventions like septoplasty and turbinoplasty should complement targeted medical treatment.
  • Understanding the specific inflammatory process is key to successful rhinitis treatment.