Choke, Rumen Fistula, Rumenotomy, Pericarditis Flashcards Preview

RUSVM Large Animal Surgery > Choke, Rumen Fistula, Rumenotomy, Pericarditis > Flashcards

Flashcards in Choke, Rumen Fistula, Rumenotomy, Pericarditis Deck (20):
1

What is the #1 complication associated with esophageal choke?

aspiration pneumonia

cranioventral lung lobe

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2

What is the main cause of esophageal choke in horses?

food (dry feed - corn, grain)

The esophagus is on the left side of the neck. You can try to massage bolus back up to mouth

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3

What are the indications for a rumen fistula?

  • Relieve free gas bloat in calves
  • For nutritional studies
  • Feed an animal directly in the rumen

4

What is the main cause of esophageal choke in pigs and cows?

foreign body

rocks, corn cobs, etc.

5

The rumen is closed using a ________ pattern

two-layer inverting

6

What is the most common indication for a rumen fistula?

To relieve free gas bloat (chronic tympany) in calves

The surgery takes place in the upper left paralumbar fossa. The incision should be about the size of a silver dollar through the dorsal sac of the rumen

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7

What indicates right-sided heart failure in this cow?

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Brisket edema, sub-mandibular edema (bottle jaw), looks stressed

8

This person is performing a ________ on this cow. He is squeezing the cow while auscultating in order to get a pain response to check for __________

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This person is performing a grunt test on this cow. He is squeezing the cow while auscultating in order to get a pain response to check for hardware disease

 

 

 

 

-also acceptable-

This person is performing a sensual back massage on this cow. He is squeezing the cow while auscultating in order to get a pain response to check for excessive stress carried in the shoulders

9

When considering an esophagotomy, it is important to be conscious of the vital structures dorsolateral to the esophagus. Name some:

  • Common carotid artery
  • Vasosympathetic trunk
  • Recurrent laryngeal nerve

10

Identify this piece of equipment:

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Rumenotomy board

Used to hold the rumen open during surgery​

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11

T/F: A rumen fistula must be small to be effective

True

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12

Why should you spread the muscles instead of cutting them when creating a rumen fistula?

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creates a valve-like effect

13

Cows with choke usually die from ________

bloat

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14

T/F: In most animals that survive choke, the most common factor is that they all underwent surgery

False

In most animals that survive choke, the most common factor is that the obstruction was relieved without surgery

15

What is this and what is it used for?

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Magnet

For prevention of hardware disease

16

What are the indications for rumenotomy​?

  • Traumatic reticuloperitonitis
  • Grain overload
  • Impaction
  • Vagal indigestion
  • Foreign body
  • Choke

17

With regard to rumen fistula, where does the surgery take place?

Upper left paralumbar fossa

Incision should be about the size of a silver dollar (or 1 EC dollar)

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18

What is an important differential for a cow that looks like the one in the pic with lots of salivation and is very nervous looking?

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Rabies

19

What can happen if choke is present for greater than 48 hours?

Necrosis, with potential for stricture or stenosis

20

What is the #1 cause of right-sided heart failure in cattle?

Reticuloperitonitis with migration to the heart