Simultaneous Implant Placement After One-Stage Management of a Chronic Schneiderian Membrane Defect in the Posterior Maxilla with Less Than 4 mm of Residual Bone Height: An 8-Year Follow-Up Case Report
Maxillary sinus floor augmentation is an established treatment for vertical bone deficiency in the posterior maxilla. Management of a chronic Schneiderian membrane defect associated with a pre-existing lateral sinus wall defect following previous sinus augmentation may present additional surgical challenges, part...