RHINITIS Miss H. Babar-Craig
Rhinitis Two main types : 1. ALLERGIC RHINITIS 2. NON-ALLERGIC RHINITIS A. Eosinophilic B. Non-eosiniphilic
Allergic Rhinitis AETIOLOGY Type 1 Ig E Hypersensitivity reaction in the mucous membranes of the nasal airways Can be seasonal or perennial ALLERGENS Pollens, moulds , house dust mite, animal epithelia
Lateral Nasal Anatomy
Allergic Rhinitis CLINICAL FEATURES : 1. Rhinorrhoea, anterior or PND 2. Nasal irritation, itching, vestibulitis 3. Sneezing, ichy watery eyes 4. Allergic Salute Sign 5. Long term nasal obstruction, anosmia, polyps SAMTER’S Triad Aspirin allergy, asthma, polyps
Allergic Rhinitis
Allergic Rhinitis Investigations : 1. Allergy tests, skin prick, blood RAST tests 2. CT sinuses only if sinusitis or polyps.
Allergic Rhinitis Management : 1. Avoidance, dust/allergy advice sheet 2. Antihistamines 3. Topical Steroid Sprays – nasonex, flixonase 4. Oral steroids 5. Surgical – Submucous diathermy Turbinate reduction
Non-Allergic Rhinitis Two types 1. Eosinophilic 2. Non-eosinophilic Also known as intrinsic of non-infective Nasal secretions may or may not contain numbers of eosinophils
Non-Allergic Rhinitis Predisposing Factors : 1. Family history 2. Preceding infection, leading to mucosal hypersensitivity. 3. Psychological, emotional factors 4. Endocrine, pregnancy, menstruation 5. Pollution, fumes, industrial agents, smoke 6. Smoking, alcohol
Non-Allergic Rhinitis Clinical Features : 1. Older age, perennial 2. Nasal obstruction 3. Rhinorrhoea 4. Polyps, anosmia 5. Sinusitis more common
Non-Allergic Rhinitis Management: 1. Antibiotics 2. Nasal steroids 3. Nasal decongestion eg ephedrine, otrivine 4. Surgical – Septoplasty - Submucous diathermy - Turbinate Reduction - FESS