Table 1.

Patient clinical characteristics

	Patient A	Patient B
Age (in years)	39	35
Sex	Male	Male
Handedness	Right	Right
Tumor type	Anaplastic astrocytoma NOS	Oligodendroglioma, NOS
Tumor size/location	2.0 × 3.0 cm mass, left frontal lobe	2.5 × 3.5 cm mass, left parasagittal frontal lobe
Midline shift	None	None
Preoperative speech	Normal	Mild word finding difficulties
Postoperative speech	Mute	Hesitance, slowness in speech, poor fluency
Documented speech recovery	Full recovery at 14 months	Full recovery at 18 months
Repeat fMRI mapping	32 months after surgery	64 months after surgery

cm, centimeter; fMRI, functional magnetic resonance imaging