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Flashcards in Colorectal CA Deck (10)
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1

Complics

Mets- liver the eg lung etc
Supraclavic LN- as thoracic duct to L SCV

2

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Anaemia
Pain
Diarr
Urgency
Tenesmus
Wet wind
Colic
Constipation
Change bowel habit
Bleeding
Emergency

3

sites in order of prevalence

Sigmoid
Caecum
Ascending
Rectum
Transv
Desc

4

Tum pathol

Polypoidal eg R colon
Ulcerative
Annular

5

dukes

A confined to muscula propria
B through Mp
C into LNs. C1 under 5 LN, C2 5 or more.
D distant mets
5 year surv-
A 94%, B76%, C32%

6

Mx

Chemo, radio
Hemicolectomy
Rectum ant resection
Abdomino perineal resection
May need temp defunctioning stoma
Surg can be curative
Surg complics- anast leak,

7

ix

Siggy and biop
DRE
EUA
CT- fixity, upper lim, lat extent, staging
MRI
Endoanal US
Liver scanning

8

TNM staging

Rectal CA

9

Anal CA

Younger pt, HPV infec, leading in stage (AIN)
RF- MSM, HIV, imm supp, kidn transpl
Chemo and radio effective

10

polyps

Hyperplastic- excess norm tiss. Comm, not pre malig.
Adenomatous der from mucosa. can prog to CA. FAP autos domin, late phenpot dev, APC gene.