Osteoma

An osteoma (plural: 'osteomata') is a new piece of bone usually growing on another piece of bone, typically the skull. It is a benign tumor.Osteoma of the frontal sinus seen on x-rayOsteoma of the frontal sinus on CTOsteoma An osteoma (plural: 'osteomata') is a new piece of bone usually growing on another piece of bone, typically the skull. It is a benign tumor.