Case 8: Dementia Syndrome (MCI Index = 5)

This mixed dementia syndrome case is a 76-year-old retired investment advisor with an MBA from Stanford, who had been diagnosed with a dementia two years earlier.  His wife suggested that he had shown a very slow progression of cognitive symptoms during this time.


A score of 7 out of 12 indicates significant disorientation. This may reflect significant confusion and/or memory impairment but other possibilities include aphasia and psychosis. It is important to rule out delirium due to possible medication side effects.
A score of 8 out of 8 falls within the average range.
These Language scores fall within the average range.
A score of 0 out of 6 indicates severe spatial-construction disability that needs to be further evaluated both medically and cognitively. Although spatial-construction ability varies widely in the normal population, this score indicates moderate to severe spatial-construction disability.
A score of 6 out of 12 suggests significant memory impairment. It is important to rule out treatable causes of memory problems and/or more general cognitive decline. This patient needs to be further evaluated both medically and cognitively.
This patient has specific areas of impairment: Orientation, Memory, Calculations, Similarities.
MCI Index: 
The MCI Index is 5, which suggests a Mixed Dementia Syndrome that is likely to impact occupational and social functioing. This patient should be evaluated for treatable causes of cognitive decline.
The patient required multiple presentations in order to register the four words for the Memory Subtest and thus scores on the other Cognistat subtests must be interpreted with caution.