Angiokeratoma (angiokeratoma Mibelli; from the Greek. angeion - vessel keras, keratos - horn, horn matter) is a disease of the skin, characterized by the appearance primarily in the rear of the fingers and toes are dark-red, sometimes almost black knots with hyperkeratosis on the surface. The etiology is not installed. Histologically: under the epidermis and partially penetrating into it - ectasia capillaries in the epidermis - areas of acanthosis, hyperkeratosis, places thinning of the epithelium. A. develops mainly at young girls suffering from graafisia, perniosis, hyperhidrosis. The long, the winter is worsening.
The restorative treatment; local - toning physiotherapy, electrolysis, galvanocaustic.
There are two special kinds A. Diffuse angiokeratoma body [angiokeratoma corporis diffusum Fabry (J. Fabry)] is a manifestation of systemic damage to the vessel as a result of breach of lipid exchange. Scattered or grouped red nodules with a small follicular keratosis mainly localized on the skin of the trunk and extremities (thighs, buttocks). To skin phenomena join disorders of the heart and blood vessels (hypertension, graafisia), kidneys, nervous system, persistent swelling of the feet and lower legs, etc.
Angiokeratoma scrotum [angiokeratoma scroti; synonym of angiokeratoma Fordyce-Sutton (J. A. Fordyce, R. L. Sutton)] is characterized by red knots with telangiectasia and keratosis. Sutton believes A. scrotum one of the manifestations of the disease of Osler, since this A. simultaneously telangiectasia often found in the language (see Osler-Rendu syndrome).