GI Surgery

Question 1

When performing a gastropexy, what are your 2 suture options?

Answer 1

PDS or Prolene with taper needle

Question 2

Opening the bowel constitutes a ___-___ category.

Answer 2

Clean-contaminated

Question 3

The bowel regains maximal wound strength in ___-___ days.

Answer 3

14-21 days

Question 4

What are the 3 examples of absorbable monofilament suture?

Answer 4

1. PDS
2. Monocryl
3. Maxon

Question 5

What is the most popular nonabsorbable monofilament suture?

Answer 5

Polypropylene

Question 6

What size suture should be used in a dog?

Answer 6

3-0 to 4-0

Question 7

What size suture should be used in a cat?

Answer 7

4-0 to 5-0

Question 8

What size suture should be used in a horse (small intestine)?

Answer 8

2-0 to 3-0

Question 9

What size suture should be used in a horse (large intestine)?

Answer 9

0 to 2-0

Question 10

Which vessels supply the lesser curvature of the stomach?

Answer 10

1. Right gastric artery

2. Left gastric artery

Question 11

Which vessels supply the greater curvature of the stomach?

Answer 11

1. Right gastroepiploic artery
2. Splenic artery
3. Left gastroepiploic artery (from splenic a.)
4. Short gastric artery (from splenic a.)

Question 12

Where should you make a gastrotomy incision?

Answer 12

In the hypovascular area of the mid-body between the greater and lesser curvature

Question 13

What type of needle should be used to close a gastrotomy?

Answer 13

CT (taper cut)

Question 14

When closing a gastrotomy, what type of suture pattern would you use on the mucosa (layer 1)?

Answer 14

Simple continuous

Question 15

When closing a gastrotomy, what type of suture pattern would you use on the seromuscular layer (layer 2)?

Answer 15

Simple continuous

Question 16

Gastric incisions heal rapidly due to __1__ and __2__.

Answer 16

1. Good blood supply

2. Reduced bacterial numbers

Question 17

In the large animal, a needle and suction system can be used for ___ distention but not for fluid evacuation.

Answer 17

Gas

Question 18

What is the strongest holding layer in the bowel?

Answer 18

Submucosa

Question 19

What are the 4 layers of the bowel from out to in?

Answer 19

Serosa

Muscularis

Submucosa

Mucosa

Question 20

Which 2 suture patterns are best for anatomic apposition of the individual layers, providing the best opportunity for primary healing?

Answer 20

1. Simple interrupted apposing

2. Simple continuous apposing

Question 21

Inverting patterns can be used for ____ ____ bowel and ____.

Answer 21

Inverting patterns can be used for LARGE DIAMETER bowel and UTERUS.

Question 22

Which of the following goes into the lumen, Cushing or Connell?

Answer 22

Connell

Question 23

With what type of needle would you close the bladder?

Answer 23

3-0 monofilament absorbable with taper needle

Question 24

What method is most sensitive when looking for erosions, ulcers, and other small lesions in the GI tract?

Answer 24

Endoscopy

Question 25

On which side of the body does the stomach lie?

Answer 25

Left

Question 26

What is the typical indication for a gastropexy in the dog?

Answer 26

To prevent or treat gastric dilatation volvulus (GDV)

Question 27

What is the typical indication for an abomasopexy in the cow?

Answer 27

Left displaced abomasum (LDA)

Question 28

Which stitch can be used in the small intestine for reduce mucosal eversion?

Answer 28

Gambee

Question 29

True or False: Monofilament (PDS or maxon) absorbable suture material is the only suture material to use on the small intestine.

Answer 29

FALSE - nonabsorbable polypropylene is also acceptable

Question 30

Use ____ or ____ forceps when handling the small intestine.

Answer 30

DeBakey or Adson

Question 31

When retrieving a foreign body via enterotomy, make a longitudinal incision on the anti-mesenteric border distal OR proximal to the foreign body?

Answer 31

Distal

Question 32

Describe how you handle a size disparity in a small intestinal resection and anastomosis...

Answer 32

Make an oblique incision at the smaller end and a straight perpendicular incision at the large end. Spatulate the small end if needed.

Question 33

When closing an intestinal anastomosis, do you close the mesenteric or anti-mesenteric side first?

Answer 33

Mesenteric

Question 34

Which of the following is traumatic to the small intestine: carmalt forceps, doyen forceps, or penrose drain?

Answer 34

Carmalt forceps

Question 35

What does stricture lead to?

Answer 35

Obstruction

Question 36

What does dehiscence lead to?

Answer 36

Peritonitis

Question 37

What does leakage lead to?

Answer 37

Peritonitis