<unk>  is a type of tumor that primarily presents in the ducts of a gland. Types include: * Mammary<unk>  in situ *Invasive<unk>  * Pancreatic<unk>
Ductal carcinoma
Apocrine gland carcinoma
Adenoacanthoma
Trichoepithelioma
Basal-cell carcinoma
Bartholin gland carcinoma
Sebaceous carcinoma
Thecoma