Tympanic membrane

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Revision as of 13:12, 23 November 2023 by Nikolas (talk | contribs) (Created page with "* Divided into four quadrants be the longitudinal axis of the handle of the malleus and a line perpendicular to it * Anterosuperior quadrant ** Pars tensa * Posterosuperior quadrant ** Vessels ** Nerves ** Middle ear bones * Anteroinferior quadrant ** Light reflex * Posteroinferior quadrant ** Nothing * Surgery ** Paracentesis – needle puncture to drain fluid ** Myringotomy – incision, insertion of tube ** Anteroinferior or posteroinferior quadrant! * Diseases ** Per...")
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  • Divided into four quadrants be the longitudinal axis of the handle of the malleus and a line perpendicular to it
  • Anterosuperior quadrant
    • Pars tensa
  • Posterosuperior quadrant
    • Vessels
    • Nerves
    • Middle ear bones
  • Anteroinferior quadrant
    • Light reflex
  • Posteroinferior quadrant
    • Nothing
  • Surgery
    • Paracentesis – needle puncture to drain fluid
    • Myringotomy – incision, insertion of tube
    • Anteroinferior or posteroinferior quadrant!
  • Diseases
    • Perforation, rupture
    • Myringitis granulosa
      • Type of otitis externa where granulation tissue forms in the tympanic membrane
    • Myringitis bullosa
      • Bulla on membrane
    • Barotrauma
      • Airplane
      • Divers
    • Retraction
      • Eustachian tube closing -> Negative pressure in middle ear -> retraction -> otitis media with effusion
      • Flat membrane, no light reflex


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