Thrall Chapter 48- Large bowel

Question 1

what can cause the below?
a) Can be incidental
b) Mucosal damage
c) Bacterial infection
d) All of the above

Answer 1

2) D, as well as mechanical theory, pulmonary disease theory

Question 2

3) To fill the colon with barium for a contrast study, what dose of barium is used?
a) 3ml/kg
b) 3-7ml/kg
c) 7-15ml/kg
d) 15ml/kg

Answer 2

c

Question 3

4) As a rule of thumb, the maximal feline colonic diameter should be…
a) 2.2x small intestinal diameter
b) 2.8x the length of the cranial endplate of L2
c) The same length as the 5th lumbar vertebrae
d) A and B

Answer 3

4) D- and 1.3x length of L5

Question 4

5) Megacolon is suspected in cats when the colon:length of L5 vertebrae ratio is:
a) 1.3
b) 1.5
c) 1.8
d) 2

Answer 4

B

Question 5

6) Which of the following are signs suggestive of colonic torsion?
a) Large comma or C shaped loop of bowel in the cranial abdomen
b) Dorsal and left laterally located caecum
c) Meniscus sign within the descending colon
d) Meniscus sign in the proximal aspect of the ascending colon

Answer 5

a,b

Question 6

the normal canine colon should have a diameter less than what?
a) the length of l5
b) the length of l6
c) the length of l7
d) the length of l2

Answer 6

C

Question 7

what is the most likely diagnosis

Answer 7

cecocolic intussusception

Question 8

what is the most likely diagnosis?

Answer 8

colonic volvulus

Question 9

what diseases can cause altered wall layering of the colon (5)

Answer 9

neoplasia, parasitic, bacterial disease, pythiosis, mycobacterial disease, feline gastrointestinal eosinophilic sclerosis fibroplasia, inflammatory disease