Gastro xray Flashcards
What do you call it if there is a hole
Hiatus hernia
How wide is the small bowel (max)?
3cm
Causes of small bowel being bigger than 3cm?
Obstruction
What do you call the folds of the small bowel and where are they?
Valvulae conniventes - they go all the way across the small bowel
What do you call the folds of a large bowel?
Haustra
What is the patchy appearance of poo in the large bowel?
Mottling appearance
What is the measurement rule of the bowels?
369 rule
3cm max - small bowel
6cm max - large bowel
9cm max - caecum & sigmoid (distension more than this means they can burst)
What do you call the point at which obstruction is occurring in the bowel?
The transition point
What is a volvulus?
Twisting of the bowel
What does the sigmoid volvulus look like?
coffee bean
Where does the sigmoid volvulus arise?
LIF
Where does the caecal volvulus arise?
RIF
What does the caecal volvulus look like?
embryo (volvulus arising from tail)
Normally, can you see the bowel wall? why?
No you can’t cos there’s no contrast
What is the sign when you can see the bowel wall clearly?
Rigler’s sign
