Case 40-2005: An 18-Year-Old Man with a One-Month History of Nontender Left Mandibular Swelling

n engl j med 353;26 www.nejm.org december 29, 2005 2798 From the Department of Oral and Maxillofacial Surgery (M.A.) and the Department of Pathology (W.C.F.), Massachusetts General Hospital; the Department of Radiology , Massachusetts Eye and Ear Infirmary (P.A.C.); and the Departments of Oral and Maxillofacial Surgery (M.A.), Radiology (P.A.C.), and Pathology (W.C.F.), Harvard Medical School — all in Boston.