The Faculty of Dentistry held a scientific workshop entitled, Maxillary Sinus Floor Augmentation, on Wednesday 28-12-2022, under the auspicious of prof. Maha Ghanem, acting president of Assiut University, and prof Muhammed Abd Elmageed Katamesh, dean of Faculty of Dentistry. The workshop was delivered by prof Ahmad Mortada Fikry, head of oral medicine, periodontology and diagnosis department, where he operated a critical operation to apply the theoretical part of the workshop.