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Flashcards in Ear (E1) Deck (21)
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1
Q

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

A

Aural hematoma

2
Q

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

A

Methyl prednisolone

3
Q

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

A

Drain tube placement

Incisional drainage

Practivet system

4
Q

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.

A

Cartilage

Skin

Vertical

5
Q

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

A

True

6
Q

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

A

Monofilament

7
Q

What is the most common primary cause of otitis externa?

A

Yeast

8
Q

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

A

False, always treat medically multiple times

9
Q

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

A

>1-2 cm from visible lesions

10
Q

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

A

Lateral

11
Q

Which surgery is indicated for ceruminous gland adenocarcinomas?

A

TECA

12
Q

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

A

Facial nerve

13
Q

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

A

Butterfly

14
Q

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

A

True

15
Q

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

A

Penrose drain

Teat cannula

16
Q

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

A

Straight

S-shaped

Dermal punch

Laser

Mattress suture pattern

17
Q

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

A

Cocker spaniels

18
Q

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

A

TECA

19
Q

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

A

Vertical ear canal resection

20
Q

In what breed is TECA most commonly performed?

A

Cocker spaniels

21
Q

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

A

Aspiration (alone= recurrence likely)

Aspiration + Dex IV

Aspiration + Dex local

Aspiration + Methyl pred (BEST)