Key Points Dysphotopsias (positive, negative, and diffractive optic) represent undesirable subjective optical phenomena that may occur after uncomplicated, seemingly “perfect” cataract surgery. They are, in part, related to IOL design and IOL position. Positive dysphotopsia (PD) is described by patients…
Key Points Intraoperative complications can occur at any point in cataract surgery. Successful outcomes depend on the following: ■ Careful preoperative evaluation ■ Having strategies in mind to handle intraoperative challenges and complications ■ As the situation demands, flexibility to…
Key Concepts Descemet membrane endothelial keratoplasty (DMEK) offers improved functional results over many other techniques for posterior lamellar surgery. DMEK reconstitutes normal corneal anatomy. DMEK eliminates interface problems and reduces higher order aberrations of the posterior surface. DMEK grafts can…