Kaposiform Hemangioendothelioma in an Adult- A Case Report

Kaposiform Hemangioendothelioma is a rare vascular neoplasm that previously has been described in infancy and early childhood. It has rarely been observed in head and neck region. We report a case of nineteen year-old female who developed a lesion in superficial soft tissue of lateral aspect of neck. Tumor size was 1.8x1.8x1.5cm. Clinically, diagnosis of accessory thyroid was given. Histologically, it was involving the lymph node. Immunohistochemistry was positive for CD31 and negative for CD34. A diagnosis of Kaposiform Hemangioendothelioma was given.