Description: Dermoscopy showing the red lacunae or vascular spaces in a white collagenous stroma. The dark area clinically is outlined.

History:

Lesion on the right shin. Some haemangiomas such as this one can have dark areas within them that may suggest melanoma. These vascular areas are however red/ blue under dermatoscopy. Some haemangiomas may have white scar like areas separating the vascular spaces. When a haemangioma is involuting there may be a prominent central white scar.

Important recent article on the pathogenesis of infantile haemangiomas