title: Oral pathology quiz #37. Case number 2. Primary squamous cell carcinoma.
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000473:pathology*; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008875:Middle Aged; D014062:Tongue Neoplasms / Q000473:pathology*