اذا لم تجد ما تبحث عنه يمكنك استخدام كلمات أكثر دقة.
Alzheimer's:- a progressive form of presenile dementia that is similar to senile dementia except that it usually starts in the 40s or 50s; first symptoms are impaired memory which is followed by impaired thought and speech and finally complete helplessness (Princeton WordNet 3.1)