Otosclerosis Flashcards

1
Q

What is otosclerosis?

A

Replacement of normal bone by vascular spongy bone in the ossicles

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is the inheritance pattern of otosclerosis?

A

Autosomal dominant

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is the age of onset of otosclerosis?

A

20-40

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What are the features of otosclerosis?

A

Conductive deafness
Tinnitus
Normal TM

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

How is otosclerosis investigated?

A

Audiometry
- conductive hearing loss

CT temporal bone
- new bone formation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

How is otosclerosis managed?

A

Hearing aid

Stapedectomy

How well did you know this?
1
Not at all
2
3
4
5
Perfectly