Ugeskrift For Laeger. 2008 Mar 10;170(11):958. [Link]

Christensen H, Waldstrøm M.

Herluf Trolles Vej 233B, DK-5220 Odense SØ. hanne.christensen@dadlnet.dk.

Abstract

Symptoms are unusual. The lesion is benign with a favourable prognosis but local recurrence is reported not to be rare, and in a few cases malignant transformation has been described.