Hello Multiple scattered foci of nonspecific non enhancing T2 weighted or FLAIR sequences in supratentorial deep and subcortical white matter may be due to many reasons like microvascular ischemic disease of the brain result from involvement of small blood vessels,demyelination etc. Ischemic changes results from blood vessels changes in diseases like hypertension,diabetes mellitus,dyslipidemia. So,you need monitoring of conditions that leads to ischemic changes like hypertension,altered lipid profile,diabetes mellitus so that further progression of disease can be halted. You need investigations like routine hemogram,RBS,LFT,RFT,Lipid profile,ultrasound of abdomen. Treatment depend upon findings. Take Care Dr.Indu Bhushan