iridotomy
Laser Hole in the Iris
Plain-language definition
A laser-made hole in the iris that relieves angle-closure glaucoma by letting fluid pass directly from behind the iris to in front of it. This equalizes the pressure that was pushing the iris forward and blocking the eye's drainage angle.
Where this term comes up
“Laser peripheral iridotomy (LPI) makes a small opening in the far edge of the iris, usually tucked under the upper lid.”
Treatment · Laser Peripheral Iridotomy (LPI)
“Laser peripheral iridotomy (LPI) prevents recurrence”
Condition · Acute Angle-Closure Glaucoma
“Before or after laser iridotomy”
Medication · Pilocarpine
- Category
- Treatment or procedure
- Also written as
- No alternate forms listed.
Treatment terms describe procedures, surgeries, devices, or treatment strategies used to manage eye and vision conditions.
Related glossary terms
A note on medical context
A glossary definition can explain a word, but it cannot tell you whether a symptom or test result is serious. If this term came from an article, use the full article and your clinician's guidance for context.