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Table 3 Characteristics of the lesions that were diagnosed as non-cancerous

From: Optical biopsy for esophageal squamous cell neoplasia by using endocytoscopy

 

50 Lesions (50 patients)

Lesions, size (mm), mean

9.6 ± 3.3

Location, Ce/Ut/Mt/Lt/Ae

0/18/21/10/1

Endoscopic findings (white light)

Redness +/− 

32/18

Surface irregular +/− 

4/46

Endoscopic findings (NBI)

Brownish area +/− 

47/3

Background coloration +/− 

2/48

EC classification

1a/1b/2/3

0/26/23/1

Histopathological diagnosis

Cancer/noncancer

1/49

Subclassification of noncancer

IN/Esophagitis/Regenerative ep

10/31/8

  1. Ce cervical esophagus, Ut upper thoracic esophagus, Mt middle thoracic esophagus, Lt lower thoracic esophagus, Ae abdominal esophagus, NBI narrow band imaging, IN intraepithelial neoplasia, ep epithelium