LDAs

Question 1

What is the first structure you will come across on the right flank of the cow?

Answer 1

Curtain of omentum, duodenum running along it horizontally

Question 2

In LDA how does omentum differ?

Answer 2

Omentum feels tight and stretched - omentum slackens off when it has been righted and duodenum starts to have ingesta passing through it

Question 3

What is the first structure you come across on the left flank?

Answer 3

Rumen , spleen cranially, reticulum ventral cranially

Question 4

Which side do you usually enter for a c section?

Answer 4

Left

Question 5

Which side do you enter for a LDA?

Answer 5

Right

Question 6

When does LDA usually occour?

Answer 6

Transition from dry to milking cow. Loss of foetus ^ space in abdomen. Diet changed. Overflow of VFAs from rumen -> paralysed abomasum. No one knows exactly.

Question 7

Why may cows presenting with LDA sometimes not show signs when they reach vets?

Answer 7

Bumpy journey has shaken abomasum back into place

Question 8

What happens to the pylorus in RDA?

Answer 8

Moves ventrally -> under abomasum -> torsion

Question 9

How can gas be removed from the abomasum?

Answer 9

Stick a needle in! Cows will NOT get peritonitis (only local)

Question 10

Abomasum - abomasum - no log of your work

Answer 10

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