Adenoacanthoma

Adenoacanthoma is a type of tumor that has features of both adenoma (a benign tumor that arises from glandular tissue) and squamous cell carcinoma (a type of cancer that arises from the outer layer of the skin or lining of the body's organs). It is also sometimes referred to as "mixed tumor, adenoid cystic and squamous cell carcinoma type".

Adenoacanthomas are relatively rare tumors, and they can occur in various organs including the salivary glands, skin, lung, breast, and cervix. They can be benign or malignant, depending on the extent of their invasion into surrounding tissues.

The diagnosis of adenoacanthoma is made by microscopic examination of a tissue sample obtained through a biopsy or surgery. Treatment options include surgery, radiation therapy, and chemotherapy, depending on the size and location of the tumor, as well as the extent of its spread. The prognosis for adenoacanthoma varies depending on various factors such as the size and location of the tumor, and the presence or absence of metastases.