Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Dark brown area via Lugol’s chromoendoscopy in part of the same position (see white solid arrow); 2 understained regions and 1 unstained region can be detected close to the dark brown area. Pathologic diagnosis of biopsy from the unstained region (see white dotted arrow) showed moderate dysplasia.
