Verrucous hemangioma is a
vascular malformation characterized by vascular spaces in the dermis and
subcutaneous tissue with overlying hyperkeratotic, papillomatous epidermis.
Age: Arise at
birth or childhood.
Occurs predominantly on the legs.
Presents as blue-red,
vascular papules, plaques or nodules, which later becomes warty in
Small satellite nodules
may be present.
These lesions do not
resolve spontaneously and have a tendency to recur after excision if margins
examination shows irregular papillomatosis, acanthosis and hyperkeratosis of the epidermis.
The superficial dermis
shows multiple, thin-walled, dilated blood-filled spaces.
Similar spaces are present
in the lower dermis and subcutaneous tissue.
Angiokeratoma: Only the superficial blood vessels are dilated.
verrucous hemangioma the vascular spaces are present in the dermis and