Problem: What is chronic dementia, and what are some of the characteristic features of this medical condition? A medical condition that causes temporary decline in memory and one other cognitive area in a previously alert individual. A curable disease process that causes gradual decline in memory and at least one other cognitive area in a resident who was previously alert. A medical condition caused by any number of different disease processes that cause a progressive, subtle decline in memory and at least one other cognitive area in a resident who was previously alert. A medical condition caused by any number of different disease processes that causes a sudden, significant decline in memory and at least one other cognitive area in a resident who was previously alert. Need Assignment Help?