Disease of The Rumen

Question 1

What is the most important disease of the rumen?

Answer 1

Traumatic reticuloperitonitis (TRP)

Question 2

What is your worry with this?

Answer 2

Pieces of wire from the “bead” of disintegrating tyres are the commonest reticular foreign body

Question 3

What is this used for?

Answer 3

Mixer wagons commonly have magnetic plates to catch metallic objects as the feed is dispensed: but these aren’t perfect!

Question 4

Discuss the method of this rumenotomy

Answer 4

Temporary rumenostomy created by suturing edges of rumen incision to skin

Sutures overlap to create complete seal

This can be left as a semi-permanent stoma or closed at the end of the surgery

Question 5

Discuss the method of this rumenotomy

Answer 5

This is a Weingart frame

Quicker than “rumenostomy” technique

Easy method for keeping rumen incision out of abdomen

Closing the rumen using a modified Cushing suture (continuous, inverting)

Retaining clips removed from rumen and frame as suturing progresses (see image attached here)

Question 6

What is the worry on this PM?

Answer 6

Proximity of heart to reticulum (FB)

Question 7

What does this show?

Answer 7

Foreign body in reticulum

Question 8

What is this and what is it secondary to?

Answer 8

Liver abscesses secondary to TRP

Question 9

Name 2 chronic rumen hypomotility syndomres (4)

Answer 9

• Vagal indigestion
• Botulism
• Tetanus
• Peritonitis

Question 10

Where is rectcal prolapse most common? How do we diagnose?

Answer 10

Rectal prolapses occur in some farm animal species (most often piglets and lambs, occasionally in calves; commonly associated with long-term colitis and/or diarrhoea, e.g. coccidiosis). Their diagnosis and management is very similar to that used in small animal species