In this presentation, Dr. Amar Agarwal discusses a range of intraoperative flap complications such as suction loss, partial and thin flaps, and buttonholes. The presentation is part of the Refractive Surgery for Residents symposium from the 2012 Annual Meeting. The symposium covers the most fundamental topics in refractive surgery, including patient evaluation, topographic evaluation, step-by-step LASIK and PRK, and recognition and management of surgical complications.