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Table 4 Pathologic findings of resected specimens

From: Therapeutic outcomes of endoscopic papillectomy for ampullary neoplasms: retrospective analysis of a multicenter study

 

N (%)

Resection specimen size (mm)

13.5 ± 5.9 (2–32)

Pathologic findings

 Adenocarcinoma

17 (16.3)

 Adenoma

  Low grade

45 (43.2)

  High grade

15 (14.4)

  Hyperplastic polyp

8 (7.7)

  Inflammation

8 (7.7)

  Adenomyoma

4 (3.8)

  Carcinoid

3 (2.9)

  Lymphoma

1 (0.9)

Resection margin

 Negative

93 (89.4)

 Positive

11 (10.6)

  1. Values are presented as mean ± SD, numbers (%) or number (range)