Clinical pathologic conference case 2: a diffuse swelling affecting soft palate and oropharynx - Silva, A. R. Santos; Correa, M. B.; Pinto Júnior, Décio dos Santos; Vargas, P. A.; Almeida, O. P.; Lopes, M. A. (Oral surgery, oral medicine, oral pathology and oral radiology, 2013)