Hello sir my father age 63 feel continuous headache, giddiness,weakness and sway to right side fundus normal past 2 month. He has done mri brain and cervical on 27/10/2017 report are as follow. MRI HEAD-mri brain finding reveal a moderately enhancing t2 hyperintense intraventricular mass lesion seen in inferior aspect of 4th ventricle measuring approx 2.9*2.9*2.5 cms in size with swi hypointense calcific areas seen within lesion .the lesion causing mass effect with anterior displacement of medulla oblongata and obstruction of inferior aspect of 4th ventricle with moderate dilation of b/l lateral and 3th ventricle with csf ooze around both ventricle. There is edema in medulla oblongata. Differentials include subependymoma and ependymoma need clinical and histopathological correlation MRI cervical-Disc dessication involving cervical discs with osteophytes seen at the end of vertebra. There is posterior disc bulge involving C5-6 disc causing mild indentation of thecal sac. My father is diabetic and hypertension problem. Please help me and tell me surgery is safe in this age with diabetic and hypertension problem.