Angiomas

Angioma

An angioma is a benign growth that consists of small blood vessels. Angiomas can appear anywhere on the body and are often found on the skin or internal organs. They are generally harmless and do not require treatment unless they cause symptoms or cosmetic concerns.

Types of Angiomas

Angiomas are classified based on the type of blood vessels involved and their appearance. The most common types include:

• Cherry angioma: These are small, bright red papules on the skin, often appearing on the trunk of the body. They are composed of clusters of capillaries at the surface of the skin.

• Spider angioma: Characterized by a central red spot with radiating extensions, resembling a spider's web. They are often found on the face and upper body and can be associated with liver disease or hormonal changes.

• Cavernous hemangioma: These are larger, deeper angiomas that can occur in the skin or internal organs. They are composed of larger, dilated blood vessels and can sometimes cause complications if they grow large.

• Venous lake: A type of angioma that appears as a dark blue or purple spot, usually on the lips or ears. They are caused by dilated venules and are more common in older adults.

Causes

The exact cause of angiomas is not well understood, but they are thought to be related to genetic factors and aging. Some angiomas, such as spider angiomas, can be associated with hormonal changes or liver disease.

Diagnosis

Angiomas are usually diagnosed based on their appearance. In some cases, a dermatologist may use a dermatoscope to examine the lesion more closely. If there is any doubt about the diagnosis, a biopsy may be performed to rule out other conditions.

Treatment

Most angiomas do not require treatment unless they cause symptoms or cosmetic concerns. Treatment options include:

• Laser therapy: A common method for removing angiomas, especially cherry angiomas and spider angiomas.

• Electrocautery: A procedure that uses electrical current to burn off the angioma.

• Cryotherapy: Freezing the angioma with liquid nitrogen.

Prognosis

Angiomas are benign and generally have an excellent prognosis. They do not turn into cancer and are not usually associated with any serious health problems.

Also see

• Hemangioma
• Vascular malformation
• Capillary malformation
• Liver hemangioma

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