作者单位:Mem Sloan Kettering Canc Ctr, Dept Surg, Ophthalm Oncol Serv, 1275 York Ave, New York, NY 10021 USA[1]Mem Sloan Kettering Canc Ctr, Dept Epidemiol & Biostat, New York, NY 10021 USA[2]Montefiore Med Ctr, Dept Anesthesiol, New York, NY USA[3]Mem Sloan Kettering Canc Ctr, Dept Anesthesiol & Crit Care Med, New York, NY 10021 USA[4]