Korean J Dermatol.  2012 Jun;50(6):524-528.

Congenital Smooth Muscle Hamartoma with Follicular Spotted Appearance

Affiliations
  • 1Department of Dermatology, Incheon St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Incheon, Korea. leejd@olmh.cuk.ac.kr

Abstract

A congenital smooth muscle hamartoma is a rare benign cutaneous abnormality and histologically characterized by smooth muscle hyperplasia with a great number of long and straight bundles of smooth muscle at various angles of the orientation, throughout the dermis. A congenital smooth muscle hamartoma usually presents as a congenital hairy patch or plaque with or without hyperpigmentation on the trunk or extremities. The congenital smooth muscle hamartoma with follicular spotted appearance is a rare clinical variant, and is appeared as a patch with marked follicular papules. Herein, we report a 16-year-old girl with this rare patch follicular variant of congenital smooth muscle hamartoma, on the left upper arm.

Keyword

Congenital smooth muscle hamartoma; Patch follicular variant

MeSH Terms

Adolescent
Arm
Dermis
Extremities
Hamartoma
Humans
Hyperpigmentation
Hyperplasia
Muscle, Smooth
Orientation
Full Text Links
  • KJD
Actions
Cited
CITED
export Copy
Close
Share
  • Twitter
  • Facebook
Similar articles
Copyright © 2024 by Korean Association of Medical Journal Editors. All rights reserved.     E-mail: koreamed@kamje.or.kr