Roel Bogie

Chapter 7

Table 7.3: (continuation)

Guideline

Old groups

New groups High risk ≥2 adenomas/ SPs with ≥1 advanced (SP with dysplasia, size ≥10mm or HGD) / ≥5 adenomas/SPs Low risk 1-2 tubular adenomas / 1-2 SPs Intermediate risk 3-4 adenomas or SPs / hyperplastic polyp ≥10mm High risk 5-10 adenomas or SPs / adenoma or SP ≥10mm / villous histology, HGD or dysplastic SP / TSA Highest risk >10 adenomas Low risk 1-2 adenomas, SPs Intermediate risk 3-9 adenomas Highest risk ≥10 adenomas / HGD / size ≥20mm

Old advice

New advice

High risk ≥5 adenomas / ≥3 adenomas with ≥1 adenoma ≥10mm in size

Surveillance after 1 yr

Surveillance after 3 yrs

US-MSTF guidelines 5

Low risk 1-2 tubular adenomas

Surveillance after 5-10 yrs

Surveillance after 7-10 yrs (adenomas) / 5-10 yrs (SPs)

-

-

Surveillance after 3-5 yrs

High risk 3-10 adenomas / ≥1 adenoma with villosity, ≥10 mm or HGD

Surveillance after 3 yrs

Surveillance after 3 yrs

Highest risk >10 adenomas

Surveillance within 3 yrs

Surveillance after 1 yr Surveillance after 3-5 yrs

JGES guidelines 9

-

-

-

-

Surveillance after 3 yrs

-

-

Surveillance after 1 yr

HGD: high grade dysplasia, SP: serrated polyp, yrs: years, yr: year.

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