This presentation will span four decades of Dr. Tatum’s clinical evolution of learning and experiences while doing sinus augmentation procedures. This will include the topics of diagnosis, surgical techniques, radiography, materials, complications and results. Learning Objectives: At completion of this presentation, participants should be able to: 1. Understand the indication and benefits of sinus augmentations 2. Articulate the goals for successful results 3. Be familiar with the basic surgical techniques 4. Appreciate the need for training, instrumentation and materials