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Flashcards in Ear (E1) Deck (21)
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1

What do you call a collection of blood within the cartilage plate of the ear?

Aural hematoma

2

Aspiration with what medication when managing an aural hematoma medically is 90-98% effective in prevent recurrence?

Methyl prednisolone

3

What are the 3 types of surgical management options for aural hematomas?

Drain tube placement

Incisional drainage

Practivet system

4

When correcting a laceration of the pina, the deep (suturing) bite aligns ____ and the superficial bite aligns ____. The suture technique used will be the ____ mattress.

Cartilage

Skin

Vertical

5

T/F: A pinnectomy can be curative for SCC in cats.

True

6

What type of filament would you use when perform a pinnectomy?

Monofilament

7

What is the most common primary cause of otitis externa?

Yeast

8

T/F: When treating otitis externa, if medical treatment fails more than once surgical treatment should be performed.

False, always treat medically multiple times

9

What margins do you take when removing a SCC by subtotal or total pinnectomy?

>1-2 cm from visible lesions

10

What type of ear canal resection is indicated when there is a tumor involving the tragus or lateral wall if the vertical ear canal?

Lateral

11

Which surgery is indicated for ceruminous gland adenocarcinomas?

TECA

12

Name the structure that wraps around the base of the ear canal and must be avoided when performing a TECA?

Facial nerve

13

What type of catheter is used as an active drain used for surgical management of aural hematomas?

Butterfly

14

T/F Repeated needle aspirations in a dependent area are indicated to encourage encouraged drainage of an aural hematoma.

True

15

What are the 2 types of passive drains used for surgical management of aural hematomas?

Penrose drain

Teat cannula

16

What incision types (name at least 3) can be used for incisional drainage of aural hematomas? What suture pattern will you use?

Straight

S-shaped

Dermal punch

Laser

Mattress suture pattern

17

In which breed should you never perform a lateral ear canal resection?

Cocker spaniels

18

What surgery is indicated if a lateral ear canal resection fails?

TECA

19

What type of ear canal resection is indicated when there is neoplasia or trauma involving only the vertical ear canal?

Vertical ear canal resection

20

In what breed is TECA most commonly performed?

Cocker spaniels

21

What are the non-surgical options for managing aural hematomas?

Aspiration (alone= recurrence likely)

Aspiration + Dex IV

Aspiration + Dex local

Aspiration + Methyl pred (BEST)