No sleep during night n daytime.

Hello doc...recently my husband had lot of scans in this week i.e mri brain spine ultrasound ecg endoscopy n ct scan with contrast dye...actually from january he is having white tongue weakness litttle bit left intestine discomfortness..so he gone through all these tests and got diagnoised with left hyperintense intramedullary lesion in mri spine test and also chrones disease in ct scan test...doctors told us both are not major ones until n unless lesion size improves no pblm with it lets go for regular followup for lesion size n use medicines for dat chrone disease..but after dat horrible contrast ct scan he became completely weak n lot of hunger feeling is this weakness due to dat contrast dye only n also he is not sleeping through day n night is it due to general depression tension or is it a sign for any risky spine or chrone disease problems..plz tell me ...actually he is feeling like i vl be okay na nothing vl be happen to me na like dat sir...plz reply me sir..