there are various diameter of blood vessels. large like aorta. medium like carotid artery. small vessels tiny blood vessels. as age increases these tiny blood vessels gets blocked causing decreased blood supply to brain causing ischemia similar to gangrene in fingers. if medium blood vessels gets blocked we call it storke. ur aunt has small vessel problem. consult neurosurgeon or neurologist.
Answered2017-04-02 07:06:48
Let others know if this answer was helpful