Diseases of external ear by drtbalu

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Diseases of External Ear by drtbalu untitled

Diseases of External Ear by drtbalu

Quiz

Pinna deformity in Potter's syndrome is caused by
1. Oligohydramnios
2. Sex linked disorder
3. Hydramnios
4. Genetic disorder
Darwin's tubercle is homologous to
1. To the tip of amphibian ear
2. The tip of reptilan ear
3. To the tip of mammalian ear
4. To the lobule of mammalian ear
Multiple exostosis of external auditory canal is common in
1. Surfers
2. Persons involved in contact sports
3. Pilots
4. Athlets
Darwin's tubercle of the Pinna is seen
1. As a small elevation on the postero superior part of the Helix
2. As a small depression on the postero superior part of the Helix
3. As a small elevation on the postero inferior part of the Helix
4. As a small depression on the postero inferior part of the Helix
In furunculosis the pinna is displaced
1. Backwards
2. Forwards
3. Downwards
4. Upwards
In Potter's syndrome the Pinna is
1. Flattened and compressed
2. Deformed and cup shaped
3. Rudimentary
4. Shrivelled and looks like a cauliflower
One thing to be remembered before excising auricular appendages is
1. These appendages are known to contain a bar of elastic cartialge, which can extend deep into the underlying tissues
2. It is very superficial containing just a skin tag but can bleed alarmingly
3. It is very superficial, and just contains skin tag and hence can be easily removed
4. Auricular appendages are commonly seen in the middle ear
Clefts and deformities of the auricle is commonly caused by
1. Genial bands
2. Teller's bands
3. Streeter's bands
4. Trotter's bands
The presence of ear lobe crease indicates
1. Diffuse otitis externa
2. High serum cholesterol
3. Gout
4. Singapore ear
In Wildermuth's ear is characterised by
1. Prominence of Helix with an under developed antihelix
2. Prominence of lobule of the ear
3. Prominence of antihelix and an under developed helix
4. Prominence of tragus with under developed antitragus
Gouty tophi in the Pinna occurs commonly in
1. Lobule of the ear
2. Helix and antihelix of the ear
3. Tragus of the ear
4. Over the concha
Warfarin administered during pregnancy causes
1. Microtia
2. Macrotia
3. Aural seroma
4. Darwin's tubercle
Accessory auricles occur
1. Near the lateral canthus of the eye
2. Near the medial canthus of the eye
3. Near the mental prominence
4. Along an imaginary line extending from the tragus to the angle of the mouth
Which portion of the temporal bone is prone for radionecrosis
1. Squamous portion
2. Zygomatic portion
3. Tympanic plate
4. Mastoid portion
Keratosis obturans is commonly associated with
1. Dextrocardia
2. Bronchiectasis
3. Renal failure
4. Appendicitis
Alcohol syringing is indicated in
1. Removal of impacted foreign bodies
2. Removal of vegetable foreign bodies
3. Removal of wax
4. Removal of metallic foreign bodies
The other name for Singapore ear is
1. Aural seroma
2. CSOM
3. ASOM
4. Diffuse otitis externa
Keratosis obturans is caused by
1. Faulty migration of sqamous epithelial cells
2. Accumulation of soft cerumen
3. Otomycosis
4. Accumulation of wax over a foreign body
Malignant otitis external is caused by
1. E coli
2. Otomycosis
3. Pseudomonas
4. Staphylococcus
Multiple exostosis of external auditory canal commonly occurs in
1. Matoid tip
2. Inner third of the bony canal
3. Outer third of the bony canal
4. Cartilagenous portion of the auditory canal
What is not true regarding the management of frost bite of pinna ?
1. Any blister's / blebs should be opened
2. Pain killers to be given
3. Antibiotics must be given
4. It should be thawed
Jahrsdoerfer's criteria is used to
1. Select patients with malignant otitis externa who could benefit from surgery
2. Select patients with meatal atresia who would benefit from sugery
3. Grade patients with hyperostosis of external canal
4. Grade patients with malignant otitis externa
Pseudocyst of the auricle occurs commonly in the
1. Lower portion of the Helix
2. Over the tragus
3. Over the upper half of the anterior portion of the auricle
4. Lobule of the ear
Levenson's criteria is used to diagnose
1. Microtia
2. Hyperostosis of external canal
3. Aural seroma
4. Malignant otitis externa
Repair of microtia is delayed till the patient is 6 years because
1. To allow for growth of pinna
2. To allow for growth of rib cartilage
3. To allow fro growth of middle ear
4. To allow for growth of mastoid

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