Clinical Study
Usefulness of Background Coloration in Detection of Esophago-Pharyngeal Lesions Using NBI Magnification
Table 1
Histological diagnosis for 294 esophago-pharyngeal lesions. More than 90% of BC positive lesions were histologically confirmed as HGIN or SCC. On the other hand, 80.0% of BC negative group were diagnosed as noncancer, .
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