Radiographic Digestive Anatomy

Question 1

What are some reasons there may be loss of serosal detail?

Answer 1

-lack of peritoneal fat
-young age (brown fat, increased soft tissue/fluid content)
-peritoneal effusion
-peritonitis
-diffuse neoplasia
-under exposure=artifact

Question 2

Dog vs. cat stomach position:

Answer 2

-dog: midline
-cat: left side (only pylorus and duodenum cross the vertebrae)

Question 3

What are 3 ways of assessing liver size?

Answer 3

-extension past costochondral arch
-gastric axis displacement
-margination

Question 4

Spleen:

Answer 4

-body and tail are freely movable
-dog: can see on lateral projection
-cat: if see on lateral projection could indicate splenomegaly