Blood Vessels

A, Hemangioma of the tongue. B, Histology of juvenile capillary hemangioma. C, Histology of cavernous hemangioma
Hemangioma

Female infant shows a massive lesion distorting the nose and cheek.

Disfiguring hemangioma of the face


Rt. Gross photograph, illustrating coalescent red-purple patches and plaques of the skin of foot. Lt. in the nodular stage, the lesions become nodular, larger, and more numerous.
Kaposi sarcoma

Low-power view of a lesion of Kaposi's sarcoma having a prominent nodular shape.

Microscopic appearance of Kaposi’s sarcoma. Elongated spindle cells showing minimal atypia are separated by slits containing red blood cells. Kaposi sarcoma