Table of Contents
- Overview
- Symptoms
- Treatment
- Prevention
- Images
A congenital pigmented or melanocytic nevus is a dark-colored, often hairy patch of skin that is present at birth.
A giant congenital nevus is smaller in infants and children, but it usually continues to grow with the child. A giant pigmented nevus is larger than 8 inches once it stops growing.
Alternative Names
Congenital giant pigmented nevus; Giant hairy nevus; Giant pigmented nevus; Bathing trunk nevus; Congenital melanocytic nevus - large
Causes, incidence, and risk factors
Bathing trunk
A bathing trunk nevus may occur with:
- Growth of fatty tissue cells (lipomas)
Neurofibromatosis - Other nevi
Spina bifida
Smaller congenital pigmented or melanocytic nevi are common in children and lead to fewer complications. Larger or giant nevi are fairly rare.
Review Date: 10/08/2010
Reviewed By: Linda J. Vorvick, MD, Medical Director, MEDEX Northwest Division of
Physician Assistant Studies, University of Washington School of
Medicine. Also reviewed by Kevin Berman, MD, PhD, Atlanta Center
for Dermatologic Disease, Atlanta, GA. Review provided by VeriMed
Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical
Director, A.D.A.M., Inc.
A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org)
