gonioscopy
Drainage Angle Exam
Plain-language definition
An exam using a special lens to view the drainage angle of the eye, used in glaucoma evaluation to distinguish open-angle from angle-closure forms.
Read our full article on Gonioscopy.
Where this term comes up
“Glaucoma assessment (with gonioscopy)”
Test · Slit Lamp Examination
“Gonioscopy: examining the drainage angle”
Treatment · Laser Peripheral Iridotomy (LPI)
“Gonioscopy: evaluates drainage angle”
Condition · Glaucoma
- Category
- Test or diagnostic term
- Also written as
- No alternate forms listed.
Diagnostic terms describe tests, measurements, imaging, or exam techniques used to understand eye and neuro-ophthalmic problems.
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.