Insufficient bone volume in the posterior maxilla is not in itself an indication for performing a lateral window maxillary sinus augmentation without considering available alternatives.

With regards to the clinical condition, there are different treatments that have been proposed as alternatives to lateral window sinus augmentation:

• short implants
• tilted implants and trans-sinus implants
• pre- and post-sinus implants
• fixed prostheses with distal cantilever

The lecture will address the pros and cons of the different therapeutic alternatives in an evidence based approach.