Oral manifestations of drug therapies in the geriatric patient.

Oral manifestations of drug therapies in the geriatric patient must be considered in a multifactorial approach. A logical pattern of individual "normality" must be perceived, and variation from this pattern, with the aid of both physical examination and adequate drug history, will enable the clinician to interpret protean manifestations of untoward actions of chemotherapeutic agents in and about the oral cavity.