From: The CHAMP-study: the CHemopreventive effect of lithium in familial AdenoMatous Polyposis; study protocol of a phase II trial
Segment
Number of adenomas
1–2 mm
3–5 mm
6–10 mm
> 10 mm
Cecum
Ascending colon
Transverse colon
Descending colon
Sigmoid
Rectum
Total adenoma burden