,COURSE:, MRI Brain, 10/7/92, revealed: a large 6x5x6cm slightly heterogeneous, mostly isointense lesion on both T1 and T2 weighted images arising from the planum sphenoidale and olfactory groove. 
,COURSE : , MRI Brain , 10/7/92 , revealed : a large 6x5x6 cm slightly heterogeneous , mostly isointense lesion on both T1 and T2 weighted images arising from the planum sphenoidale and olfactory groove .