Hearing Loss - Inner ear pathologies Flashcards
What is presbyacusis?
This is age related progressive and bilateral hearing loss.
Consonants and therefore high sounds are lost first
How is presbyacusis managed?
Hearing aids
Hearing tactics
What is an acoustic neuroma and what are the symptoms?
A schwanomma in the internal acoustic meatus
It compresses the facial nerve and and the vestibulocochlear nerve. The cochlear nerve goes first as it is more susceptible.
Symptoms - Unilateral hearing loss +/- tinnitus, vertigo,CNVII palsy
What medicine is ototoxic?
Aminoglycosides - Gentamycin
Loop diuretics
Platins - Chemo
What diseases that causes vertigo also affects hearing?
Labyrithitis
Menieres
Acoustic Neuroma
What would be the pattern of an acoustic neuroma?
uni or bilateral?
Unilateral
What is the pattern of nerve damage with an acoustic neuroma?
cochlear
Vestibular
Facial
Which disease presents with a sense of fullness in the ear?
Menieres
