History of the present illness
This is a healthy 15-year-old Caucasian girl who first presented to the University of Washington Pediatric clinic with slight mucosal thickening and swelling in the right hard palate below teeth #s 4 & 5 (Fig 1). The swelling was asymptomatic and of unknown duration. It was the same color as the surrounding mucosa and was firm to palpation. It was smooth-surfaced with defined borders around 2 X 1.5 in length and width. A small Incisional biopsy was performed at the Oral Surgery clinic, University of Washington.