Solitary mastocytoma

Solitary mastocytoma is a rare form of cutaneous mastocytosis characterized by a single lesion on the skin. It is a benign tumor that is primarily found in infants and young children.

Symptoms

The primary symptom of a solitary mastocytoma is a single lesion on the skin. This lesion is typically raised and can vary in color from tan to red. It may also be itchy or cause discomfort.

Causes

The exact cause of solitary mastocytoma is unknown. However, it is believed to be caused by an abnormal accumulation of mast cells in the skin. Mast cells are a type of white blood cell that play a key role in the body's immune response.

Diagnosis

Diagnosis of solitary mastocytoma is typically made through a skin biopsy. This involves taking a small sample of the lesion and examining it under a microscope. The presence of an abnormally high number of mast cells is indicative of a mastocytoma.

Treatment

Treatment for solitary mastocytoma is typically not necessary as the lesion often resolves on its own over time. However, if the lesion is causing discomfort, treatment options may include topical corticosteroids or antihistamines to help alleviate symptoms.

Prognosis

The prognosis for solitary mastocytoma is generally good. Most lesions resolve on their own without treatment. However, in rare cases, the lesion may persist or recur.

See also

• Cutaneous mastocytosis
• Mast cell
• Skin biopsy

Solitary mastocytoma Resources
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