Phacoemulsification using an active fluidics system at physiologic vs high intraocular pressure: impact on anterior and posterior segment physiology.

Purpose: Evaluate the impact of high vs low intraoperative intraocular pressure (IOP) during phacoemulsification on anterior and posterior physiology.

Setting: Private practice in Des Moines, Iowa.

Design: Prospective, randomized, paired-eye clinical trial of patients anticipating bilateral cataract surgery.