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Problemas na retina após catarata o que fazer
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Hello, everyone! This is Dr. Mário Bulla. Welcome to Retina e Vítreo, the most comprehensive retina channel on YouTube. Today, we're going to tackle a topic that our followers often ask about: Why do vision problems arise after cataract surgery? • #### The Expectation After Cataract Surgery • Cataract surgery is one of the most commonly performed procedures in the world and, most of the time, provides a significant improvement in vision. However, some patients report that, even after surgery, their vision has not recovered as expected. This can lead to doubts and concerns, both among patients and their families. • #### Cataracts and Other Eye Problems • It's important to understand that cataracts are just one of the possible causes of low vision. There are several other conditions that can compromise vision, such as: • *Macula hole* • Macular degeneration • Macular edema • Glaucoma • These problems can coexist with cataracts and are often not identified before surgery. • #### Diagnosis Before Surgery • During the preoperative evaluation, we use various tests to assess eye health. OCT (Optical Coherence Tomography) is a test that can reveal alterations in the macula, the central region of the retina responsible for detailed vision. However, this test is not routinely carried out in all cases and varies according to the practice of each doctor and the guidelines of institutions such as the American Academy of Ophthalmology. • #### Limitations of Pre-Operative Examinations • Even with advanced examinations, the presence of a cataract, which is an opacity in the lens, can make it difficult to see the full retina. In advanced cataracts, the opacity can prevent the scans from capturing all the details of the retina. In cases where visualization is particularly difficult, we resort to ocular ultrasound, which provides an overview of the retina, but not the fine details needed for complete diagnoses. • #### Expectations and Reality • Many patients and doctors have high expectations of cataract surgery. However, it is important to be aware that the presence of other eye diseases can limit visual recovery. For example, changes detected on OCT before surgery indicate that visual recovery will be limited, but we cannot predict exactly how much vision will be recovered until after surgery. • #### The Importance of Cataract Surgery • Even when other eye conditions are present, cataract surgery can be beneficial. Removing the cataract not only improves vision, but also facilitates the diagnosis and treatment of other conditions. In cases of macular degeneration, for example, cataract removal allows specific treatments to be carried out, such as intravitreal injections, which are crucial for preserving vision. • #### Conclusion • Vision problems after cataract surgery can be caused by pre-existing eye conditions that were not detected or completely diagnosed due to the opacity of the lens. Detailed examinations are essential, but it is not always possible to obtain a full diagnosis before surgery. It is therefore essential that patients and doctors discuss possible limitations and realistic expectations before the procedure. • Don't forget to leave your like, subscribe to the channel, and follow our videos for more valuable information on eye health. Until the next video, here on the Retina and Vitreous channel! • This video and its comments are not a substitute for a doctor's consultation and are for educational purposes only. They should not be used to make decisions, for which a face-to-face consultation with a specialist doctor is necessary. • Author: • Dr. Mário César Bulla • Cremers 28120 • Ophthalmologist - Retinologist • www.clinicabulla.com.br • www.especialistaemretina.com.br • Instagram: @retina.bulla • Video URL: • Problemas na retina após catarata - o... • @Retina e Vítreo • #retina • #ophthalmology • 0:00 Vision problems after cataract surgery. • 0:48 Reasons for poor vision after cataract surgery. • 1:35 Changes in the macula and cataract surgery. • 2:23 Preoperative OCT examination.
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