Eccrine Angiomatous Hamartoma in an Adolescent

Abstract

Eccrine angiomatous hamartoma is a rare hamartoma that usually affects childhood and adolescence. In this report we describe a typical onset and clinical presentation of eccrine angiomatous hamartoma. Histopathological analysis and immunohistochemical staining of the sections were done to confirm the diagnosis.

Keywords: Anti-Ulex europaeus-1; CD31; D2-40; Eccrine angiomatous hamartoma.

Fig. 1

A well-defined bluish mass on the right knee (arrows).

Fig. 2

Histopathological image showing proliferation of both vascular components and eccrine structures in the mid to deep dermis (hematoxylin and eosin, original magnification ×4).