Delayed Complications After Maxillary Sinus Floor Augmentation with a Bovine Xenohybrid Bone Graft: A Retrospective Clinical Case Series
Background/Objectives: Maxillary sinus floor augmentation (MSFA) via the lateral approach is a well-established procedure for prosthetic rehabilitation of atrophic posterior maxillae. However, late complications are often nonspecific, with an incompletely understood aetiology. We evaluated patients with atypical late c...