csom ppt
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Transcript of csom ppt
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Managemant of otitis media
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Middle ear cleft
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PathogenesisEustachian tube
obstruction
Negative Middle ear pressure
Transudation
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Transudation
Collection of fluid in Middle ear (SOM, MEE, ME)
OTITIS MEDIA
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Aim of Management
• To re-establish ventilation of Middle ear cleft
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Incidence
• 5.2% General population• 9.4% Low socio-economic group
children• 0.67% High socio-economic
group children
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Predisposing factors
• In children– Short horizontal
ET– Adenoids– Cleft palate– Weak Palate
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– Allergy– Immunodeficiency– Day care school– Bottle feeding– Down’s syndrome
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Symptoms
• Acute pain• Excessive crying• Irritability• Fever• Discharging ear
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Diagnosis
• Proper cleaning of the ear canal
• Otoscopy
• Naso-pharyngoscopy
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Pathogens
• S. Pneumoniae• H. Influenzae• M. Catarrhalis• Gram –ve bacilli• Respiratory Syncitial Virus
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Role of Viruses
• Release of inflammatory mediators• Colonization of bacteria• Suppressive effects on host’s
immunity
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Drug resistance
• Resistant pathogens 20 – 25%
• Beta lactamase producing strains 40 – 50%
• Regional prevalence
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Antibiotic of choice
• Should be given for 10 – 14 days– Amoxycillin 30 mg/kg– Amoxycillin – Clavulinic acid 30 mg/kg– Cefaclor 30 mg/kg– Other fourth generation cephalosporins– Quinolones– Trimethoprime - Sulphonamide
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Local therapy
• Ear drops – Betnesol N,Ofloxacin, Ciprofloxacin
• Nasal drops• Inhalations• Local application 1% G V• Wick soaked in Hydrocortisone +
Antibiotic ointment• Antifungal drops
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Surgery for Otitis Media
• Myringotomy
• Tympanostomy tube
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• Adenoid removal :
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C.S.O.M
• Tubotympanic
• Attico-antral
• Cholesteatoma
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Surgery for CSOM
• Myringoplasty
• Tympanoplasty
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• Ossiculoplasty
• Canal wall up/down Mastoidectomy
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Prevention
• Vaccines• To keeps ear dry• Not to use ear buds• Prompt treatment of URTI• Adenoids removal• Tympanostomy tubes