Incontinentia pigmenti is skin condition passed down through families. It leads to unusual blistering and changes in skin color.
See also: Incontinentia pigmenti achromians
Incontinentia pigmenti (IP) is caused by a genetic defect. In most cases, there is a problem with one of the genes located on the X chromosome.
See also: X-linked trait
The condition is most often seen in females. When it occurs in males, it can be deadly.
Most babies born with IP develop discolored skin within the first 2 weeks. The discolored skin occurs when a substance called melanin builds up under the skin. Melanin gives skin its color.
© 2011 University of Maryland Medical Center (UMMC). All rights reserved.
UMMC is a member of the University of Maryland Medical System,
22 S. Greene Street, Baltimore, MD 21201. TDD: 1-800-735-2258 or 1.866.408.6885