Equine Respiratory Surgery Flashcards Preview

EXAM 3 FINAL > Equine Respiratory Surgery > Flashcards

Flashcards in Equine Respiratory Surgery Deck (26)
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1
Q

What are the indication for respiratory surgery?

A
  • exercise intolerance
  • poor performance
  • abnormal respiratory noise
  • Mucopurulent nasal discharge
  • Seroanguineous nasal discharge
  • external distortion of face
2
Q

What are epidermal inclusion cysts?

A
  • unilateral/bilateral

- cosmetic blemish

3
Q

How do you diagnose and treat Redundant alar folds?

A

Dx:

  • expirations noise
  • large temporary mattress suture

Tx:
1) surgery
—lateral or dorsal recumbancy
—carmalt forceps

4
Q

What are some etiologies of Diseases of the nasal septum?

A
  • malformation
  • abscesses
  • trauma
  • neoplasms
  • hematoma
  • Infections (bacterial/mycotic)
5
Q

What is Wry nose?

A
  • young horses

- bent nose

6
Q

What are some common clinical signs that you would see with Diseases of the NASSAL SEPTUM?

A
  • Decreased/ complete obstruction
  • strider
  • discharge
  • facial distortion
7
Q

What are some preoperative considerations or Nasal septum surgery?

A
  • collect4-8 L of blood
  • Tracheotomy

Because they bleed a lot here

8
Q

How do you treat nasal septal disease?

A

nasal septum resection

  • trephination (between medial canthus of eyes
  • clamp septum
  • chisel Ventral floor
  • remove nasal septum completely
9
Q

What aftercare should you consider for Nasal septal disease?

A
  • 5-6 days systemic antibiotics
  • 10 days NSAIDs
  • remove packing 2 days post op
  • (remove tracheotomy tube)
  • clean and flush with saline
10
Q

What is progressive ethmoid hematoma?

A
  • Progressively enlarging

- soft tissue mass (originating from mucosa of the ethmoid turbinates)

11
Q

What clinical signs would you expect with Progressive ethmoid hematoma?

A
  • BILATERAL epistaxis
  • Serosanguinous nasal exudate
  • Stridor
12
Q

What is the cause of ethmoid hematomas?

A
  • not completely known

- Nasogastric tubing

13
Q

How would you diagnose Progressive ethmoid hematoma?

A
  • radiography
  • CT
  • Arthroscope (in trephine hole)
  • endoscopy
14
Q

What post operative complication might you experience with PEH?

A

Hemorrhage

15
Q

You perform history theology on a biopsy from an PEH, What would you expect to find?

A

1) outer surface: respiratory epithelium

2) central: hemosiderin-filled macrophages

16
Q

Other than surgical excision how can you treat PEH?

A

Transendoscopic chemical ablation

  • 4% formalin via biopsy Chanel of endoscopy
  • repeat in 2-3 weeks

Gonna look worse before it looks better

17
Q

What are some differential diagnosis for Nasal discharge?

A
  • guttural pouch my oasis
  • septic pneumonia
  • pulmonary neoplasia
  • neoplasia

-nasal trauma
-EIPH
-ulcerative or mycotic rhinitis
Nasal passage trauma

18
Q

Review arrticle

A

.

19
Q

How do you distinguish Primary from secondary SINUSITIS?

A

Primary:
-upper respiratory tract infection

Secondary:

  • Dental disease
  • facial fractures
  • cysts
  • neoplasia
20
Q

What are the clinical signs of SINUSITIS?

A

-nasal discharge (serosanguinous)

  • Coughing
  • facial deformity
21
Q

What are the land marks of the maxillary sinus?

A

Rostrum compartment
…….Septum…………….
Caudal compartment

1) medial canthus of the eye
2) cranial edge facial crest
3) 1cm above imaginary line 1/2 way between the eye and crest

Ooooor half way between the medial canthus of the eye and the infraorbital foramen

22
Q

What after care should you consider for sinusitis?

A
  • leave open + flush daily

- Abx + NSAIDs

23
Q

What are the consequences of Cribbing?

A
  • colic
  • abnormal wear of incisors
  • weight loss
24
Q

How do you treat cribbing CONSERVATIVELY?

A

Cribbing strap

-puts pressure on the larynx

25
Q

How do you treat cribbing surgically?

A

REMOVE:

  • sternomandibularis
  • sternothyrohyoideus
  • omohyoideus

Or Neurectomy:
-ventral branch of spinal accessory nerve

26
Q

What is the Modified forssel’s procedure?

A

To correct cribbing

1) myoectomy:
—sternothyrohyoideus
—omohyoideus. (10 tracheal rings worth)

2) Neurectomy:
—ventral branch of spinal accessory nerve (11)

GA, dorsal recumbancy