Squamous odontogenic tumour

Squamous odontogenic tumour, abbreviated SOT, is a rare oral cavity lesion.

General

• Loose teeth.

Microscopic

Features:

• Islands of very bland squamous epithelium.

Note:

• No basal palisading.
• No atypical.
• No mitoses.
• No squamous pearls.

DDx:

• Squamous cell carcinoma of the head and neck.
• Ameloblastoma.
• Metastatic carcinoma.
• Clear cell carcinoma.
• Odontogenic carcinoma.
• Others.

See also

• Odontogenic tumours and cysts.