Table 1 Scores for the numbers of duodenal lesions made by endoscopist 1.

From: Endocytoscopic observation with methylene blue staining for duodenal neoplasms associated with familial adenomatous polyposis

  1. Score 0: 0 lesion, Score 1: 1–4 lesions, Score 2: 5–20 lesions, Score 3: > 20 lesions.