Corneal edema after Descemet membrane endothelial keratoplasty. a. Slit-lamp photograph at postoperative day 17 (bottom) shows unresolved temporal corneal edema, with horizontal line optical coherence tomography (OCT) image (top) showing partial detachment of Descemet membrane (arrows). The patient’s uncorrected visual acuity (UCVA) was 20/100. b. Slit- lamp photograph (bottom) at post-op day 19, 2 days after rebubbling procedure in clinic with 100% room air, with horizontal line OCT image (top). Corneal edema has resolved. The patient’s UCVA was 20/30.