Fig. 2.
A large circumoval, painful ulcer over the hard palate. The lesion was greater in the axial plane, had a cobblestone, friable surface and was surrounded by a rim of erythema.
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.