Cataracts Quiz
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Reviewed By:
Masashi Mimura, MD (Ophthalmology)
Dr. Mimura Graduated from the Osaka Medical College and obtained his ophthalmologist certification in 2007. He opened an outpatient clinic for oculoplastic and reconstructive surgery at Osaka Kaijo Hospital. Subsequently, he was appointed as the assistant professor at the Department of Ophthalmology, Osaka Medical College, in 2014. He then served an international fellowship at the Department of Ophthalmology/Oculoplastic and Reconstructive Surgery, California State University, San Diego. Since then, he has been appointed as Lecturer in the Departments of Ophthalmology at Osaka Medical College and Toho University Medical Center Sakura Hospital. Dr. Mimura is currently the Director of Oculofacial Clinic Osaka, where he specializes in Oculofacial Plastic and Reconstructive Surgery.
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Learn more about Cataracts
Content updated on Sep 20, 2022
What is cataracts?
Degeneration of the lens inside the eye, causing it to become opaque. As a result, lights appear glaring and vision becomes blurred. In the elderly, cataracts are usually caused by aging, In children however, it may be due to genetic conditions, drugs, or viral infections while in the womb.
Symptoms of cataracts
Poor vision
Seeing flashes of light
Blind spots or blind areas in vision
Poor eyesight in the dark (Night blindness)
Color blindness or a recent change in color perception
Blurred vision
Can see tiny dots or objects in vision, i.e. floaters
Seeing jagged spots of light, like the teeth of a saw
Questions your doctor may ask to check for cataracts
Your doctor may ask these questions to diagnose cataracts
Do you feel that your eyesight is worsening recently?
Do you see flickering or flashes of light even when you are in a dark room?
Do you have partial loss of vision?
Are you having problems seeing in the dark or your sight adjusting to the dark?
Do you have color blindness or a recent change in color perception?
Treatment for cataracts
Lifestyle adjustments like using a magnifying glass to read, and increasing the lighting power at home can improve symptoms. Surgery to replace the lens is commonly done and effective.
View the symptoms of Cataracts
Diseases related to Cataracts
References
Thompson J, Lakhani N. Cataracts. Prim Care. 2015 Sep;42(3):409-23. doi: 10.1016/j.pop.2015.05.012. PMID: 26319346.
https://www.sciencedirect.com/science/article/abs/pii/S0095454315000457?via%3Dihub
Shiels A, Hejtmancik JF. Biology of Inherited Cataracts and Opportunities for Treatment. Annu Rev Vis Sci. 2019 Sep 15;5:123-149. doi: 10.1146/annurev-vision-091517-034346. PMID: 31525139; PMCID: PMC6791712.
https://www.annualreviews.org/doi/10.1146/annurev-vision-091517-034346
Davenport KM, Patel AA. Cataracts. Pediatr Rev. 2011 Feb;32(2):82-3. doi: 10.1542/pir.32-2-82. PMID: 21285306.
https://publications.aap.org/pediatricsinreview/article-abstract/32/2/82/32867/Cataracts?redirectedFrom=fulltext
Reviewed By:
Masashi Mimura, MD (Ophthalmology)
Dr. Mimura Graduated from the Osaka Medical College and obtained his ophthalmologist certification in 2007. He opened an outpatient clinic for oculoplastic and reconstructive surgery at Osaka Kaijo Hospital. Subsequently, he was appointed as the assistant professor at the Department of Ophthalmology, Osaka Medical College, in 2014. He then served an international fellowship at the Department of Ophthalmology/Oculoplastic and Reconstructive Surgery, California State University, San Diego. Since then, he has been appointed as Lecturer in the Departments of Ophthalmology at Osaka Medical College and Toho University Medical Center Sakura Hospital. Dr. Mimura is currently the Director of Oculofacial Clinic Osaka, where he specializes in Oculofacial Plastic and Reconstructive Surgery.
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Seiji Kanazawa, MD, PHD
Obstetrics and gynecology (OBGYN)
National Center for Child Health and Development, Japan