Prosthodontics & Occlusion · single question
What is the appropriate finish line for a porcelain laminate veneer at the incisal edge when incisal coverage is planned?
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Correct answer: A. A shoulder (incisal overlap) finish line
When the veneer covers the incisal edge, a defined incisal shoulder/overlap preparation provides space and a clean margin for the porcelain, improving strength and esthetics.Other options: A feather edge is weak and unesthetic; a cervical chamfer alone does not address the incisal coverage; some finish line is always required.Key exam takeaway: Veneer with incisal coverage: prepare an incisal shoulder/overlap finish line.
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