Lecture 12: Case 1: what pings where

Question 1

What are the common diseases seen in dairy cattle post freshening

Answer 1

1. Mastitis
2. Ketosis
3. Hypocalcemia (milk fever)
4. Displaced abomasum (eating less, rumen smaller abomasum has room to move)

Question 2

What makes a ping sound

Answer 2

Gas and fluid interface

Question 3

What pings on the left side

Answer 3

Rumen, displaced abomasum, uterus

Question 4

What pings on the right side

Answer 4

Uterus, small intestine, cecum, spiral colon, and displaced abomasum

Question 5

What does an increase PCV/TP indicate

Answer 5

Dehydration

Question 6

what does this blood gas tell you

Answer 6

Hypochloremic, hypokalemia metabolic alkalosis, azotemia

Question 7

How can hypochloremic metabolic alkalosis with hyponatremia be related to GI problem

Answer 7

Sequester Cl- rich fluid in GI therefore not in bloodstream

Question 8

Which GI organ produces a large amount of Cl-

Answer 8

Abomasum

Question 9

Patient with right sided abdominal distention, hypochloremic metabolic alkalosis, dehydration and hyporexia. What is a likely differential

Answer 9

Right sided abomasum displacement +/- volvulus

Question 10

How do you address and right sided abomasum displacement

Answer 10

1. Surgery- determine if abomasum is intact, confirm if there is a volvulus or not, deflate abomasum and push back down, suture momentum to body wall
2. Give fluids