Clinical Study
Pilot Study on Clinical Effectiveness of Autofluorescence Imaging for Early Gastric Cancer Diagnosis by Less Experienced Endoscopists
Table 1
Neoplastic lesion characteristics and AFI colors.
| | | Number of lesions | AFI color | | | Magenta | Green |
| | Pathological type | Carcinoma (differentiated) | 13 | 9 | 4 | | Carcinoma (undifferentiated) | 3 | 0 | 3 | | Adenoma | 4 | 4 | 0 |
| | Location | Upper third of stomach | 2 | 1 | 1 | | Middle third of stomach | 9 | 6 | 3 | | Lower Third of Stomach | 9 | 6 | 3 |
| | Macroscopic type | Elevated | 9 | 9 | 0 | | Flat | 2 | 2 | 0 | | Depressed | 9 | 2 | 7 |
| | WLE color | Reddish | 9 | 4 | 5 | | Isochromatic | 8 | 8 | 0 | | Pale | 3 | 1 | 2 |
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AFI: autofluorescence imaging; WLE: white light endoscopy.
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