Table 1 Characteristics of the participants and lesions.

From: Linked color imaging can improve the visibility of superficial non-ampullary duodenal epithelial tumors

 

All patients

(n = 44)

Age (years, mean ± SD)

66.2 ± 9.5

Male/female

32/12

 

All lesions

(n = 44)

Size (mm), mean ± SD

9.7 ± 5.9

Location of the lesions, n (%)

1st

5 (11.4)

2nd (oral side of the major papilla)

14 (31.8)

2nd (anal side of the major papilla)

23 (52.3)

3rd

2 (4.5)

Macroscopic findings, n (%)a

Is

2 (4.5)

Ip

1 (2.3)

IIa

26 (59.1)

IIa + IIc

13 (29.6)

IIc

2 (4.5)

Histopathological diagnosis, n (%)b

LGA

22 (50)

HGA

12 (27.3)

IMC

10 (22.7)

Presence of MWM, n (%)

38 (86.4)

Resected treatment, n (%)

CSP

14 (31.8)

UEMR

30 (68.2)

  1. SD standard deviation, LGA low-grade adenoma, HGA high-grade adenoma, IMC intramucosal carcinoma, MWM milk white mucosa, CSP cold snare polypectomy, UEMR underwater endoscopic mucosal resection.
  2. aAppearance according to the Paris endoscopic classification.
  3. bHistopathological diagnosis according to the Vienna classification.
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