Preservation of tooth structure has always been the prime aim of dental practice. Teeth with advanced periodontal disease in multirooted teeth often pose a significant challenge to the clinician, complicating the treatment plan and compromising long term prognosis. The outcome of the treatment is determined by proper case selection and surgical, endodontic and prosthetic parameters. Resective and regenerative osseous procedures are often employed to help preserve the tooth structure, alveolar

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... ne involving the retained root of multirooted teeth and are cost effective over the other treatment options like ridge preservation/augmentation followed by implant placement. This case series describes application of resective and regenerative techniques for molars with extensive combined periodontal-endodontic disease.