It’s inevitable that some kind of epithelial microtrauma will occur with gonioscopy. This is especially true where the patient is anxious and blepharospastic. The value of doing the procedure is always weighed against the extent of the microtrauma that will occur. In this case, the patient had an apparent Grade 1- Van Herrick angles horizontally in both eyes and a +4.00 equivalent sphere best vision refraction. Of course there was diabetes of 10 years and no prior eye examination since that original diagnosis 10 years ago.
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