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Gonioscopy

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

  • gonioscope
    • mirrored contact lens (goniolens), used with slit lamp biomicroscopy, or a contact prism lens (gonioprism) which enables observation of the anterior chamber angle
    • allows the examination of the anterior chamber angle using a gonioscope to observe angle structures and estimate depth of angle
  • measures the angle between the anaesthetised cornea and the iris
    • assesses whether the glaucoma is open or closed angle
    • procedure is painless - however some patients find it difficult to tolerate and the procedure is then limited by blepharospasm

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