Otosclerosis Flashcards
1
Q
What is it?
A
the replacement of normal bone by vascular spongy bone
2
Q
what type of deafness does it cause?
A
progressive conductive deafness due to fixation of the stapes at the oval window.
3
Q
how is it inherited?
A
autosomal dominant
4
Q
who does it affect?
A
young adults - 20-40 years
5
Q
what are the symptoms
A
conductive deafness
tinnitus
normal tympanic membrane*
positive family history
6
Q
Mx
A
hearing aid
stapedectomy
7
Q
what is a flamingo tinge?
A
flamingo colour due to hyperaemia
