Pre-prosthetic crown lengthening procedure: a case report

Crown lengthening procedure is widely used technique in dentistry, especially in esthetic zone. Pre-prosthetic crown lengthening is performed in such cases where there is insufficient crown length for fabrication of prosthesis. The principal of crown lengthening is based of the concept of preservation of biologic width. Violation of biologic width may result in gingival inflammation, recession, pocket formation, bone loss. Surgical procedure of crown lengthening may require gingivectomy or apically repositioned flap surgery with or without ostectomy. Proper case selection and execution is required for the success of the treatment.