<unk>  is a variant of squamous cell<unk> .  This form of cancer is often seen in those who chew tobacco or use snuff, so much so that it is sometimes referred to as "Snuff dipper's cancer." It is also known as an Ackerman tumor. It’s a diffuse, papillary, non metastasizing, well differentiated, malignant neoplasm of epidermis of oral epithelium.
Most patients with<unk>  have a good prognosis. Local recurrence is not uncommon, but metastasis to distant parts of the body is rare. Patients with oral<unk>  may be at greater risk of a second oral squamous cell<unk> , for which the prognosis is worse.
Verrucous carcinoma
Basal-like carcinoma
Adenomyomatosis
Epithelioma
Mucoepidermoid carcinoma
Adenomatoid tumor
Adenocarcinoma
Acinic cell carcinoma