Oncology Quick Quiz

A 45-year-old right-handed woman is taken to the emergency department by paramedics after having a witnessed generalized convulsion at work. She has no significant medical history, takes no medications, and works as a dentist. Examination shows mild left-sided weakness but is otherwise normal. A noncontrast brain CT is performed and demonstrates a 5-cm hypodensity intra-axial mass in the right frontal lobe.