Systematic assessment of cognition, mood, and function in geriatric psychiatry using simple psychological tests provides vital data for diagnosis, management, and treatment outcome. Use of such tests can assist in differentiating depressive pseudodementia and delerium from true dementia. This article presents a computer database program using serial administration of basic psychological tests which are readily obtainable and easily administered. Case histories describe how this testing format provides graphic data documenting treatment course and outcome. Research applications are suggested.