MY HUSBAND HEALTH IS DETORNATING. HE IS 67, HAS HIGH BLOOD PRESSURE, AND IN 2007 HE HAD BATERIA MENIGITIS. NOW HIS SPEECH IS SLURRED, HAVE TROUBLE THINKING OF WORDS, CHANGE IS WALKING GAIT, VOICE HAS CHANGED(HOARSE), hE HAD AN mRI..DR. SAY DIDN'T SEE ANY MAJOR PROBLEMS. hE NOW TAKES ARICEPT, WHICH IS NOT HELPING AT ALL, MEMORY IS OK..LOOKING FOR possible dignosis.