Guttural Pouch Disease

Question 1

Suspected causes of Guttural Pouch Tympany:

1.
2.
3.

Answer 1

1. Upper airway infection
2. Persistent coughing
3. Muscle dysfunction

Question 2

Clinical signs of Guttural Pouch Tympany:

1. age?
2. Painful?

3.
4.
5.
6.

Answer 2

1. foals
2. Nonpainful
3. Dyspnea
4. Dysphagia
5. Inhalation pneumonia
6. Secondary empyema

Question 3

Guttural Pouch Tympany Treatment:

1.
2.
3.

Answer 3

1. Needle aspiration
2. Indwelling catheter
3. Surgery

Question 4

Surgical Approaches to Guttural Pouch:

1.
2.
3.
4.

Answer 4

1. Hyovertebrotomy
2. Viborg’s triangle
3. Whitehouse
4. Modified whitehouse

Question 5

Borders of Viborg’s Triangle:

1.
2.
3.

Answer 5

1. Sternomandibular muscle
2. Linguofacial vein
3. Caudal border of vertical ramus of the mandible

Question 6

Medial compartments of guttural pouch seperated by ___.

Answer 6

thin membrane.

Question 7

Empyema: Causes?

1.
2.
3.

Answer 7

1. URT infection
2. Abscessation of retropharyngeal lymph node
3. Fracture stylohoid bone

Question 8

Emypema: Dx:

1.
2.

Answer 8

1. Endoscopy - filled with pus

2. Radiology

Question 9

Where to aim radiograph for empyema diagnosis?

Answer 9

Edge of the vertical ramus of the mandible

Question 10

Tx for empyema?

1.
2.

Answer 10

1. Indwelling catheter

2. Sx (same four approaches as for Tympany)

Question 11

Main sign of guttural pouch mycosis?

Answer 11

Epistaxis. Waxing and waning, over times becomes progressively more severe

Question 12

A common clinical sign of guttural pouch mycosis other than epistaxis? What causes it?

Answer 12

Dysphagia

Damage to pharyngeal branches of vagus and glossopharyngeal nerve leads to recurrent laryngeal hemiplagia

Question 13

Way to diagnose guttural pouch mycosis via endoscopy?

Answer 13

Find the fungus growing on ceiling of guttural pouch

Question 14

Tx for acute case of bleeding for guttural pouch mycosis

Answer 14

Blood transfusion

IV Fluids

Question 15

Pathway for the vessels affected by guttural pouch mycosis.

Common carotid —> _____ —> _____ —-> ______

Which one is affected by the fungus?

Answer 15

1. Occipital –> internal carotid
2. External carotid
3. Internal carotid

Question 16

Tx of Guttural pouch mycosis:

1. 2.

Answer 16

1. Carotid angiogram

2. Arterial ligation

Question 17

Options for Arterial ligation for tx of guttural pouch mycosis:

1.
2.
3.

Answer 17

1. Internal carotid artery ligation
2. External cartoid artery ligation
3. Balloon catheter occlusion

Question 18

What vessels gets a catheter inserted into it for an angiogram to dx guttural pouch mycosis?

Answer 18

common carotid artery

Question 19

Why do inject contrast fluid for angiogram to dx guttural pouch mycosis?

Answer 19

because the occiptal, internal carotid, and external cartoid all branch off differently in every horses..

Question 20

2nd incision for tx of guttural pouch mycosis should be where? What do you do at this incision site?

Answer 20

1. close to the branches of the internal / external cartoid arteries branch
2. Insert balloon catheter into internal carotid artery.

Question 21

What is the goal of using a balloon catheter to treat guttural pouch mycosis?

Answer 21

stop blood flow to the fungus.

Question 22

What is a strange side effect of balloon catheterization as treatment for guttural pouch mycosis

Answer 22

Blindness