A 62-year-old white woman presented for a routine oral examination in 1991. The patient did not have a chief complaint (Figure 1). Figure 1. Periodontal pocketing on the distal aspect of tooth # 14.

Editor's Note: This author's case report is based on the work of Jorgen Slots, DDS, DMD, PhD, MBA. See Anti-Infective Agents in Periodontal Treatment on Medscape for an overview. A 42-year-old healthy ...