These tests are screening measures that identify the existence of memory problems. They are administered by trained personnel. A number of factors can influence a patient's scores, including education, anxiety, and depression. The tests can not identify the causes of memory problems. If these tests show that some memory impairment exists, it is important that the patient undergo more detailed cognitive testing.
Every person reacts differently to the disease.
Despite this variation among individuals, there are sets of symptoms commonly seen in the beginning, middle, and end phases of the disease. In this phase, something appears to be wrong with the patient but it is hard to pinpoint the problem. Middle phase Impairments in memory and functioning become more obvious in this phase. Sometimes they won't recognize friends or neighbors. The patient's abilities have declined dramatically by the final phase.