Archive for September 2024

Artificial Intelligence and Cataract/Glaucoma

In the May 2024 edition of the Journal of Cataract and Refractive Surgery, Dr. Andrew Mihalache and colleagues published a correspondence. Their article had to do with GPT-3.5 and GPT-4; they made inquiries of these two chatbots based on guidelines from the American Academy of Ophthalmology about cataracts and glaucoma. They found that GPT-4 did…

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Tear Strips

One of the diagnostic tests that is used for dry eye is placement of a paper strip in the eye. The idea is that the tears soak into the strip and along the strip, so the length of the strip that is soaked indicates something about tear quantity. In the May 2024 edition of the…

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What does “farsighted” mean?

In the simplest sense, “farsighted” should mean able to see far away. Of course, the only reason to use the term is that it precludes being “all sighted,” or able to see far away and up close, so, presumably, someone who is farsighted has difficulty seeing up close. When we use the term in ophthalmology,…

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Cataract Surgery and Lens Exchange

Almost every time we do cataract surgery, we implant artificial lenses. I am often asked, “can this lens be replaced if I don’t like it?” Dr. Hyeck-Soo Son and colleagues published a study in the April 2024 edition of the Ophthalmology journal about lens exchanges. They looked at a very large number of lens exchanges,…

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Incision Sizes

When we do cataract surgery, there are typically two or three small incisions that we make in the eyeball to access the cataract, which is inside the eyeball. The largest incision, often called the main incision, can be a variety of different sizes, usually around 2-3 millimeters wide. There are a lot of opinions on…

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