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Table 2 Occurrence of polyps and CRC in various sections of the large intestine depending on the type of ACF in the rectum

From: Rectal aberrant crypt foci (ACF) as a predictor of benign and malignant neoplastic lesions in the large intestine

 

ACF normal

ACF hyperplastic

ACF dysplastic

ACF mixed

Polyp location

R

SD

T

ACC

R

SD

T

ACC

R

SD

T

ACC

R

SD

T

ACC

Number

37

19

8

7

28

13

3

7

8

6

5

4

7

5

2

2

Type of polyp

Ad

Hy

Se

No

Ad

Hy

Se

No

Ad

Hy

Se

No

Ad

Hy

Se

No

Number

31

35

4

24

18

31

10

8

10

7

2

0

7

6

5

3

CRC location

R

SD

RC

R

SD

RC

R

SD

RC

R

SD

RC

Number

1

2

3

1

2

3

0

1

5

0

0

0

  1. Polyp location: R rectum, SD sigmoid and descending colon, T transverse colon, ACC ascending colon and caecum. Type of polyp: Ad adenoma, Hy hyperplastic, Se serrated, No no polyp. CRC location: R rectum, SD sigmoid and descending colon, RC right colon