Otitis externa

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Revision as of 12:10, 23 November 2023 by Nikolas (talk | contribs) (Created page with "* External ear canal ** Outer third is cartilage, inner 2/3 is bone ** Thin keratinized stratified squamous epithelium ** Contains ceruminous glands -> produce cerumen ** Diseases *** Swimming, Q-tip use, scratching *** Acute **** Diffuse otitis externa **** Circumscribed otitis externa **** Bullous otitis externa *** Chronic **** Necrotizing otitis externa (pseudomonas) **** Eczema **** Fungal infection (otomycosis) **** Cholesteatoma ** Symptoms *** Otorrhoea *** Pain...")

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  • External ear canal
    • Outer third is cartilage, inner 2/3 is bone
    • Thin keratinized stratified squamous epithelium
    • Contains ceruminous glands -> produce cerumen
    • Diseases
      • Swimming, Q-tip use, scratching
      • Acute
        • Diffuse otitis externa
        • Circumscribed otitis externa
        • Bullous otitis externa
      • Chronic
        • Necrotizing otitis externa (pseudomonas)
        • Eczema
        • Fungal infection (otomycosis)
        • Cholesteatoma
    • Symptoms
      • Otorrhoea
      • Pain
      • Conductive hearing loss‎