Friday, November 22, 2013

11/22/2013

11/22/2013

Answers:
Why must suppurative labyrinthitis secondary to AOM be diagnosed and treated quickly?
A) to avoid CHL 
B) to avoid SNHL 
C) to avoid meningitis 
D) to avoid petrositis 
E) to avoid Meniere's disease

-Bacteria can track further to cochlear aqueduct creating conduit btwn perilymph and CSF = meningeal infiltration.
-Must dx and treat labyrinthitis quickly to prevent development of meningitis.



What is Gradenigo's Triad?

-Gradenigo’s triad = Petrositis = rare = retro orbital pain, AOM, ipsilateral abducens nerve paresis.

MC Questions:
What is the name of the area between the pars flaccida, malleus neck and the lower portion of the malleus head.
A) Muller Region 
B) Mondini Area 
C) Facial Recess 
D) Schwarte's Space 
E) Prussak's Space

Free Response Question:
During a mastoidectomy, where is it easiest to identify the facial nerve?

Quick Facts:
Cholesteatoma Prognosis
-high rate of recurrence/residual disease.
-As high as 40% after 5 years.
-For this reason regular exams over 10 years is required.

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