PDEK emerging as promising but challenging alternative to DSEK, DMEK

Endothelial keratoplasty has gained prominence over penetrating keratoplasty as the preferred corneal transplantation technique for numerous indications. Proponents say the newer technique improves vision with lower complication rates and faster visual recovery than full-thickness transplantation.Currently, surgeons primarily perform two endothelial keratoplasty techniques: Descemet’s stripping endothelial keratoplasty and Descemet’s membrane endothelial keratoplasty.

Pregnant woman presents with floaters and decreased vision

A 32-year-old pregnant woman at 31 weeks’ gestational age was referred to the New England Eye Center for a 1-week history of floaters and decreased vision in the left eye. She complained of 1 day of photophobia and left eye pain.Ocular history was unremarkable. Medical history included prior cesarean section, hepatitis C and spinal desmoid tumors resected and treated with doxorubicin. She had a history of intravenous drug use and stated the last episode was 8 months before presentation. She lived in a rural area with exposure to many animals including cats, dogs and horses and had removed ticks from her skin over the past year.