The significance of articulator capability. Part II: The prevalence of immediate side shift.

The occurrence of immediate side shift of the mandible is frequent enough that the restorative dentist must either use an articular system that adjusts for its presence or must carefully check and adjusts for occlusal interferences intraorally at the time of try-in. However, the prevalence and degree of immediate side shift do not indicate that a fully adjustable articulator is required for all patients.