Ischemic optic neuropathy can be a devastating complication of surgery. Plastic surgeons need to be aware of the risks, as well as the signs and symptoms, and counsel at-risk patients accordingly because of the potentially devastating nature of this complication. There are significant implications in relation to informed consent, underscored by the legal case of Rogers v Whitaker, 67 ALJR 47 (Aust 1992), which highlights the importance within the consent process of complications threatening sight, no matter how small.