2)ones that are localized to the brain or brainstem, caused by things such as medications, stroke, migraines, MS
3)systemic causes such as thyroid disease, diabetes, vasculitis, infection
, and anemia.
neurology consult is a
step in the right direction. They can
help review your list of medications, clinical history, and perform a neurological exam to pinpoint where the problem may be and what the appropriate treatment should be. GOod luck.