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Toxic anterior segment syndrome is a sterile inflammatory reaction that occurs after eye surgery. It is usually caused by toxic substances entering the anterior chamber. Possible sources include contaminated instruments, improper cleaning residues, or incorrect medication use. The reaction typically appears within 12 to 48 hours after surgery.
read more about anterior segment syndrome ...Residues from detergents or sterilization agents are known risk factors. Impurities in intraocular solutions or viscoelastics may also trigger TASS. Temperature-related issues with instruments can contribute. Careful surgical preparation helps reduce risk.
No, it is a sterile inflammatory response.
Symptoms often appear within 1 to 2 days.
Yes, it is one of the common causes.
Prompt treatment improves outcomes in many cases.
TASS is an acute, noninfectious inflammatory reaction that occurs after eye surgery when toxic substances enter the anterior segment.
Causes include contaminated surgical instruments, incorrect medications or preservatives, intraocular irrigating solutions with improper pH or osmolarity, and residues from detergents or endotoxins.
TASS typically presents within 12?48 hours after surgery with diffuse corneal edema but little pain. Endophthalmitis usually occurs later and is associated with significant pain, hypopyon and redness.