Vascular Malformations

About vascular malformations Vascular malformations may refer to a malformation of any vessel type (arterial, venous, lymphatic, capillary), but in dermatology it usually refers to a capillary malformation (a malformation of the smallest blood vessels).  A capillary malformation is often also called a port-wine stain or a nevus flammeus.  A capillary malformation is present at… Read More

Hemangiomas

About Hemangiomas A hemangioma is a benign proliferation of blood vessels, and in some cases supporting stroma, in the dermis. Hemangiomas are traditionally divided into two broad categories, cavernous and capillary,  thought classification schemes abound.  Capillary hemangiomas, in turn, have several subtypes: nevus flammeus, strawberry hemangioma, and cherry angioma. Cavernous hemangiomas are large, deep vessels,… Read More

Birth Marks

About Birthmarks Birthmarks are present at birth or arise,shortly thereafter.  They can be hyperpigmented, hypopigmented, or vascular in appearance, though other forms are possible. Look for specific entries regarding birth marks: Hemangiomas