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.
Histologic examination reveals hyperkeratosis, papillomatosis with minimal or no acanthosis or hyperpigmentation.
The dermal papillae project upward as fingerlike projections and correlate with the clinical picture (H+E staining, magnification 40×)
