Quiz case 1. Periosteal osteosarcoma (PO) of the mandible.
Sorensen
D M
DM
Gokden
M
M
El-Naggar
A
A
Byers
R M
RM
D000328:Adult; D006801:Humans; D008297:Male; D008339:Mandibular Neoplasms / Q000175:diagnosis*; D018217:Osteosarcoma, Juxtacortical / Q000175:diagnosis*