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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