Palytoxin-Related Keratoconjunctivitis Assessed by High-Resolution Anterior Segment Optical Coherence Tomography.

Palytoxin (PTX) is produced by corals such as zoanthid corals. Here we present a case of bilateral PTX-induced keratoconjunctivitis. A 63-year-old man presented to the emergency department with symptoms of red eye, purulent discharge, and foreign body sensation in both eyes.