Hearing loss Flashcards

1
Q

Name external ear causes of hearing loss

A

Cerumen (ear wax)
Otitis externa
Foreign body in the external auditory canal
Exostoses
Tumors of the ear canal
Congenital auricular atresia

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

Name tympanic and middle ear causes of hearing loss

A

OM (acute, serous, chronic) Otosclerosis
Middle ear Tumors
Trauma

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

Describe what happens in external otitis/ agents/ tx/ sx

A

bacterial
swimmers ear (ph better for bactia to grow)
sx: painful, otorrhea, obstruction, hypermia, edema, secretion
agents: P. aeruginosa, S. aureus
tx: Ab (local or systematic)
Dx: Tragus test (more painful if tragus touched) -> tragus negative for AOM

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

Which agents cause otomycosis?

A

aspergillus niger, candida albicans

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

Define osteom

A

neoplasia, pedunculated smooth surface, unilateral, causes obstrution

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

Define exostosis

A

reactive, non-neoplastic, cold water, bilateral, multiple Kemiğin aşırı büyümesi. Özellikle yüzücü ve sörfçülerde

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

In which otit media if present in adult do we perceive it as nasopharyngeal cancer until proven otherwise?

A

Serous Otit Media

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Describe otosclerosis

A

OTOSKLEROZ: stapes’in oval pencereye fikse olması. Yeniden modellemeyle. Genetik, kızamık. Yavaş, progresif. Bazılarında kohlea ve labirenti de etkiler ve sensorinöral işitme kaybına da yol açar.
Kadınlarda ve beyaz popülasyonda sık. %80-85 bilateral. Gebelik ilerleyişini hızlandırır. Kemiklerin sesi iletimi arttığı için hastalar kısık sesle konuşur. Muayene genelde normal. %10 hastada schwartze bulgusu görülür. Akustik refleksleri yok. Stapedotomi- stapedektomi yapılır.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Describe Weber and Rinne test

A

Weber: Tuning fork is placed on middle of head
-> in case of conductive problems: the part you hear it well is problematic
in sensoneural he part you hear it well is good

Rinner: Tuning fork is placed on mastoid process
BC > AC in conductive hearing loss
AC > BC in sensoneural hearing loss

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Name ototoxic agents

A

Loop diuretics (Furosemide, bumetanide, etharcynic acid)
Antibiotics (aminoglycosides, macrolides, vancomycin, minocycline)
NSAIDs (Aspirin, Ibuprofen, Indomethacin)
PDE5 Inhibitors (Sildenafil, Tadalafil, Vardenafil)
platinum agents (cisplatin, carboplatin)
other (quinine)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Describe what we do in case of sudden hearing loss and tx

A

do: emergent otology
steroid, vasodilator, hyperbaric O2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is acoustic neuroma; sx; dx?

A

AKUSTİK NÖROMA: VESTİBÜLER SCHWANNOMA. CN 8 in bening tm ü. unilateral SNHL, tinnitus (özellikle genç yaşlarda). Vertigo, dengesizlik, kulak arkasinda hissizlik. MR ve odyogram yaparız.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Name etiology causing sensoneural hearing loss

A

Etiyoloji: genetik, presbycusis (yaşlılığa bağlı işitme kaybı. Tanı püre tone odyometri ile. Simetrik SNHL), ototoksisite, enfeksiyon, CN 8 tm, sese bağlı, iç kulak malformasyonları, kafa travması, Meniere hastalığı.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

How does a Kohlear implatasyon work?

A

Kohlear implatasyon: sesi elektrik sinyallerine dönüştürür. Hasarlı kısmın bypass edilmesini sağlar.

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