Birthmarks

Ann M. Karty

Birthmarks are a common finding in children. Typically, birthmarks are different types of noncancerous vascular tissue. Although most of these are apparent at birth, they may become noticeable at different ages. Hemangiomas are collections of vascular cells that are usually raised above the skin. These lesions are typically red, soft, and usually compressible. They range in size from a millimeter to a few centimeters, and less commonly are they larger than five centimeters. They may occur in up to 3 percent of newborns. About 65 percent are superficial, and primarily capillary in nature. The cavernous or deep type represent an additional 15 percent, and the remaining 20 percent of hemangiomas present as a mixed picture with components of both superficial ...

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