1. Presbycusis

2. Case 1 History 57 y/o male Worker’s compensation insurance
Fell from tractor and caused laceration to right external ear, feels that TM is perforated
Sudden awareness of hearing problem directly after blow to head/ear

3. Otoscopy
Dried blood in right ear canal, taken out, both TM’s visualized and normal

7. Conclusion
Bilateral sensorineural loss can either be from noise exposure, age or a combination of the two

8. Acoustic Neuroma

9. Case 1 History 58 year old female
Diagnosed with enhancing internal auditory canal lesion 2 years prior
MRI shows no growth of lesion since previous MRI

12. Case 2 History 46 y/o female
One evening while running errands she heard a pop and then loud tinnitus began
Both ABR and ENG results were within normal limits
A CT scan showed a 4 mm acoustic neuroma in the right internal auditory canal

16. Case 3 History 52 year old female History of right acoustic schwannoma
Multiple surgical resections between 1972 and 1977
Reports headache and ear pain

20. Case 4 History 49 year old woman
Underwent resection of a cerebellopontine angle meningioma 7 months prior

23. Case 5 History 67 year old female Sudden hearing loss on right side
Accompanied by violent vertigo two years ago
History of CVA one year ago on left side