Rhinitis Causes

Aka: Rhinitis Causes

1. See Also
   1. Medication Causes of Rhinitis
   2. Rhinitis
   3. Allergic Rhinitis
   4. Infectious Rhinitis
   5. Chronic Nonallergic Rhinitis
   6. Nonallergic Rhinitis with Eosinophilia
   7. Nonallergic Rhinopathy (Vasomotor Rhinitis)
2. Causes: Allergic Rhinitis (50%)
   1. Seasonal Rhinitis 35%
   2. Perennial Rhinitis 15%
   3. Allergic Occupational Rhinitis
      1. Lab animal exposure (e.g. rodents)
      2. Grains
      3. Coffee beans
      4. Wood dust
3. Causes: Non-allergic Rhinitis (50%)
   1. See Chronic Nonallergic Rhinitis
   2. See all categories below
   3. Common causes of Non-allergic Rhinitis
      1. Viral Rhinitis (most common)
      2. Vasomotor Rhinitis 35%
      3. Nares Syndrome 10%
      4. Drug-Induced Rhinitis 5%
4. Causes: Non-allergic Trigger related Rhinitis
   1. Drug-Induced Rhinitis
   2. Rhinitis Medicamentosa
   3. Nonallergic Rhinitis (Eosinophilia Syndrome)
   4. Exercise-induced Rhinitis
   5. Gustatory Rhinitis or other food reactions
   6. Vasomotor Rhinitis
   7. Emotional Rhinitis
   8. Irritant Rhinitis
      1. Tobacco smoke
      2. Perfumes
      3. Hair spray
      4. Ozone
   9. Irritant Occupational Rhinitis
      1. Chemicals
      2. Cleaning supplies
      3. Organic solvents
      4. Formaldehyde
      5. Sulfur
      6. Aerosols
   10. Chemical Dependency
       1. Alcohol Abuse
       2. Cocaine Abuse
5. Causes: Infectious Rhinitis
   1. Viral or Bacterial Infection
   2. Acute Sinusitis or Chronic Sinusitis
6. Causes: Endocrine-related Rhinitis
   1. Hypothyroidism (may cause obstruction)
   2. Estrogen-related Rhinitis (Hormonal Rhinitis)
      1. Physiologic Rhinitis of Pregnancy
         1. Treat with Nasal Saline
      2. Menstrual Cycle
      3. Oral Contraceptives
7. Causes: Mechanical Rhinitis
   1. Atrophic Rhinitis
   2. Ciliary Dyskinesia
   3. Deviated nasal septum
   4. Hypertrophic turbinates
   5. Nasal Polyps
   6. Foreign body
   7. Nasal Tumor or Sinus Tumor
   8. Congenital Choanal Atresia
   9. Meningocele
   10. Adenoids
   11. Variants of osteomeatal complex
   12. Cerebrospinal fluid leak (cranial or facial Trauma, intranasal surgery)
8. Causes: Medical Condition related Rhinitis
   1. Gastroesophageal Reflux
   2. Cystic Fibrosis
   3. Benign and malignant tumors
   4. Cerebrospinal fluid Rhinorrhea (esp. unilateral)
   5. Immunodeficiency
   6. Sarcoidosis
   7. Sjogren's Syndrome
   8. Systemic Lupus Erythematosus
   9. Granulomatosis with Polyangiitis (previously known as Wegener's Granulomatosis)