It may be that your hypertension was
simplySimply sleep revealed because of the surgery, i.e. that you have had it for a long time but didn't know it. Some people can have dys-autonomia, where they develop dizziness from trauma to the paraspinous cervical ganglions where the sympathetic nervous system runs, but this would not usually cause hypertension.I don't know your age, because depending on this
essentialEssential balance
Essential hypertension
Essential tremor ( of unknown cause) hypertension may be the most
commonCommon cold cause of hypertension, but if you are very young then secondary causes are most prevalent. I also don't know what test have been run, and what conditions have been excluded. You may have coarctation of the aorta, pheochromocytoma,
aldosterone producing tumor ( Cohn's syndrome), or a variety of other inherited and acquired causes.
I hope you continue to improve and regain your full health asap.
Fiona