GI Surgery Flashcards
When performing a gastropexy, what are your 2 suture options?
PDS or Prolene with taper needle
Opening the bowel constitutes a ___-___ category.
Clean-contaminated
The bowel regains maximal wound strength in ___-___ days.
14-21 days
What are the 3 examples of absorbable monofilament suture?
- PDS
- Monocryl
- Maxon
What is the most popular nonabsorbable monofilament suture?
Polypropylene
What size suture should be used in a dog?
3-0 to 4-0
What size suture should be used in a cat?
4-0 to 5-0
What size suture should be used in a horse (small intestine)?
2-0 to 3-0
What size suture should be used in a horse (large intestine)?
0 to 2-0
Which vessels supply the lesser curvature of the stomach?
- Right gastric artery
2. Left gastric artery
Which vessels supply the greater curvature of the stomach?
- Right gastroepiploic artery
- Splenic artery
- Left gastroepiploic artery (from splenic a.)
- Short gastric artery (from splenic a.)
Where should you make a gastrotomy incision?
In the hypovascular area of the mid-body between the greater and lesser curvature
What type of needle should be used to close a gastrotomy?
CT (taper cut)
When closing a gastrotomy, what type of suture pattern would you use on the mucosa (layer 1)?
Simple continuous
When closing a gastrotomy, what type of suture pattern would you use on the seromuscular layer (layer 2)?
Simple continuous
Gastric incisions heal rapidly due to __1__ and __2__.
- Good blood supply
2. Reduced bacterial numbers
In the large animal, a needle and suction system can be used for ___ distention but not for fluid evacuation.
Gas
What is the strongest holding layer in the bowel?
Submucosa
What are the 4 layers of the bowel from out to in?
Serosa
Muscularis
Submucosa
Mucosa
Which 2 suture patterns are best for anatomic apposition of the individual layers, providing the best opportunity for primary healing?
- Simple interrupted apposing
2. Simple continuous apposing
Inverting patterns can be used for ____ ____ bowel and ____.
Inverting patterns can be used for LARGE DIAMETER bowel and UTERUS.
Which of the following goes into the lumen, Cushing or Connell?
Connell
With what type of needle would you close the bladder?
3-0 monofilament absorbable with taper needle
What method is most sensitive when looking for erosions, ulcers, and other small lesions in the GI tract?
Endoscopy
On which side of the body does the stomach lie?
Left
What is the typical indication for a gastropexy in the dog?
To prevent or treat gastric dilatation volvulus (GDV)
What is the typical indication for an abomasopexy in the cow?
Left displaced abomasum (LDA)
Which stitch can be used in the small intestine for reduce mucosal eversion?
Gambee
True or False: Monofilament (PDS or maxon) absorbable suture material is the only suture material to use on the small intestine.
FALSE - nonabsorbable polypropylene is also acceptable
Use ____ or ____ forceps when handling the small intestine.
DeBakey or Adson
When retrieving a foreign body via enterotomy, make a longitudinal incision on the anti-mesenteric border distal OR proximal to the foreign body?
Distal
Describe how you handle a size disparity in a small intestinal resection and anastomosis…
Make an oblique incision at the smaller end and a straight perpendicular incision at the large end. Spatulate the small end if needed.
When closing an intestinal anastomosis, do you close the mesenteric or anti-mesenteric side first?
Mesenteric
Which of the following is traumatic to the small intestine: carmalt forceps, doyen forceps, or penrose drain?
Carmalt forceps
What does stricture lead to?
Obstruction
What does dehiscence lead to?
Peritonitis
What does leakage lead to?
Peritonitis
