“…80 A method that promotes gas ventilation recently demonstrated a significant reduction in OBL incidence in a retrospective study of 1400 eyes of 715 patients receiving femtosecond-assisted LASIK surgery. 81 Other intraoperative complications of femtosecond flaps include suction loss, free cap, flap tear, buttonhole flap, decentered ablation, central island, and interface debris. 73 Postoperative complications include flap striae, flap dislocation, residual refractive error, diffuse lamellar keratitis, microbial keratitis, epithelial ingrowth, refractive regression, corneal ectasia, transient light sensitivity syndrome, and rainbow glare.…”