Small bowel obstruction Flashcards
1
Q
what is it?
A
the passage of food, fluids and gas, through the small intestines becomes blocked.
2
Q
most common cause
A
adhesions
hernias
3
Q
features
A
diffuse, central abdominal pain
nausea and vomiting
typically bilious vomiting
‘constipation’ with complete obstruction and lack of flatulence
abdominal distension may be apparent, particularly with lower levels of obstruction
‘tinkling’ bowel sounds (more common in early bowel obstruction)
4
Q
Ix
A
AXR
CT
5
Q
findings on AXR
A
distended small bowel loops with fluid levels
considered dilated if small bowel is >3cm diameter
6
Q
Mx
A
NBM
Fluids
Ryles
Conservative or surgery
