Otitis Externa

Question 1

Common name for Otitis externa

Answer 1

Swimmers ear
Exposure to water puts ear at risk of inflammation

Question 2

What is Otitis externa

Answer 2

inflammation of the external ear canal, between eardrum and outer ear

Question 3

Risk factors of Otitis Externa

Answer 3

pH changes( Warm humid environments)
Anatomic obstructions( EAC stenosis, exostosis, wax impactions)
Disrupted epithelium( ear picking, hearing aids,plug use)

Question 4

Classification of Otitis externa

Answer 4

Infective (Dermatitis)
Reactive (Dermatosis)
Circumscribed
Diffused

Question 5

Infective O.E may be caused by

Answer 5

Bacterial
Fungal
Viral
Malignant

Question 6

Bacteria commonly implicated in OE

Answer 6

Pseudomonas aeruginosa
Staphylococcus aureus
Escheridia coli
Proteus mirabilis

Question 7

Management of OE

Answer 7

Pain management
Removal of debris from EAC
Warm compression
Specific treatment(local or systemic) based on cause
Treatment of risk factors(DM, Vitamin deficiency)
Surgery