Intravenous Lobular Capillary Hemangioma of the Neck: A Report of 2 Cases.

Intravenous lobular capillary hemangioma (IVLCH) of the neck is a kind of rare benign tumor of vein. In this paper, we report two female patients who were hospitalized because of neck masses. The tumors in the neck veins of our patients were white oval masses with pedicle, clearly defined and of different sizes. Their immunohistochemical staining results showed CD31 (+), CD34 (+), SMA (+), ERG (+). The pathological diagnosis was intravenous lobular capillary hemangioma. Due to the location, morphology and immunohistochemistry, This lesion needs to be distinguished from other intravascular lesions such as thrombus, hemangiosarcoma and papillary endothelial hyperplasia.