Benign<unk>  are treated with simple excision. They are less prone to recurrence than pleomorphic adenoma. Malignant<unk> s are excised and have been treated in the past with dacarbazine but are prone to both metastasis and re-occurrence.
Myoepithelioma of the head and neck
Lymphoepithelioma
Medulloepithelioma
Cutaneous meningioma
Angiokeratoma
Nasopharyngeal angiofibroma
Littoral cell angioma
Nesidioblastoma