Ears Review FINAL

Question 1

Otitis Externa
-MCC
-Risk Factors
-Symptoms
-TX

Answer 1

-Pseudomonas Aeruginosa
-RF: Water immersion (Swimmer’s Ear), Local mechanical trauma (Q-tips), aberrant ear wax, age 7-12 years old
-Symptoms: ear pain, pruritus, hearing loss, ear pressure, pain on traction of canal or tragus, purulent discharge
-Protect ear against moisture (isopropyl alcohol and acetic acid) + removal of debris and cerumen + Topical Ciprofloxacin-Dexamethasone or Ofloxacin

Question 2

Another treatment for otitis externa, an aminoglycoside combination, Neomycin/Polymyxin B/Hydrocortisone, should not be used if ______ and why?

Answer 2

If tympanic membrane perforation is suspected or TM cannot be visualized, because aminoglycosides are ototoxic

Question 3

Malignant (Necrotizing) Otitis Externa is a complication of otitis externa. Therefore, the MCC is _______. What are some risk factors?

Answer 3

-Pseudomonas Aeruginosa

-Immunocompromised states, elderly diabetics MC, high-dose steroid therapy, chemotherapy, HIV

Question 4

Symptoms of malignant otitis externa