Colorectal Cancer Flashcards
1
Q
what percentage with rectal bleeding are diagnosed with colorectal cancer?
A
4%
2
Q
investigation of choice for suspected colorectal cancer
A
Colonoscopy
-can be therapeutic as well as diagnostic
3
Q
what is normally needed for colonoscopy, and what is essential (1 of each)
A
sedation normally
bowel prep essential
4
Q
what is second standard investigation colorectal cancer suspect, and why would it be used
A
CT colonography - if the patient can’t have a colonoscopy for some reason
5
Q
what is third standard investigation colorectal cancer suspect, and why would it be used
A
CT scan of abdomen/ pelvis
used if patient cannot have bowel prep
6
Q
colostomy
A
connects colon to abdominal wall
7
Q
ileostomy
A
connects ileum of small intestine to abdominal wall
