Dr. Terrence O’Brien on TASS and Fungal Keratitis
In a conversation with Dr. Parag Majmudar, Dr. Terry O'Brien discusses current issues in ocular microbiology. Toxic Anterior Segment Syndrome (TASS) causation and differential diagnosis vs. endophthalmitis. Residual debris or viscoelastic on surgical instruments can cause an inflammatory reaction which can resemble endophthalmitis. Early endophthalmitis is different from TASS in several key measures: often with TASS there is no pain, non-reactive pupil, elevation of IOP, and blurred vision in association with significant corneal edema beyond what one would normally expect with phacoemulsification. Combating TASS is simple. Clean surgical instruments sufficiently. (Read more...)