In a majority of cases, cataracts are congenitally acquired. Any opinions, findings, conclusions, or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the view of the U.S. Department of Agriculture. }, You can unsubscribe at any time and I guarantee the privacy of your email. Classified by cataract location: Capsular: anterior and posterior; subcapsular; cortical; nuclear and perinuclear; and polar/equatorial. cataracts and lenticular sclerosis look very similar. It’s important to remember that cloudy eyes aren’t always caused by cataracts. Grassroots Health Nutrient Research Institute. Your veterinarian will be able to differentiate nuclear sclerosis from a true cataract with an eye exam. Amy Tartini & Daniela Sharma, Ph.D. – Rutgers University. #menu:hover .admin-menu { display: block; } 3. This condition is not the same as cataracts. margin-top: 2px; Layers build upon themselves and become more compressed, which ultimately shrink the area of the lens and harden it to create a cloudy film. The clarity of our eye's lens is important for seeing clearly. After obtaining the correct diagnosis of which ocular disease you may be dealing with, take the necessary precautions to aid your pet’s needs. This is the latest in a long line of similar cases, so I feel it’s time to explain the differences between cataracts and Nuclear Sclerosis to hopefully put some minds at rest. © 1997-2021 Dr. Joseph Mercola. Vision does not appear to be significantly affected in dogs diagnosed with lenticular sclerosis. On the other hand, a cataract will block the view of the retina, either completely or in part, depending on how big it is. Conclusions. With no other outside contributor responsible, this disease appears as a normal part of the aging process and is often unavoidable. With age or due to diseases affecting the eye, the lenses may harden, change color, and become opaque or "cloudy." So remain alert to eye appearance and behavioral changes in your pet over time. Cataracts, however, potentially require treatment that involves surgically breaking down and removing the lens, as well as controlling any other accompanying diseases. Be aware, though, that it’s natural for a dog’s lens to become cloudy, or gray, with age. Image Quiz: Nuclear Sclerosis or Cataract? Nuclear sclerosis, which is also called lenticular sclerosis, is a condition that causes the pupils of the eyes to take on a cloudy bluish-gray appearance. All rights reserved. Dr. Karen Becker cannot answer specific questions about your pet's medical issues or make medical recommendations for your pet without first establishing a veterinarian-client-patient relationship. To the untrained and naked eye (sorry for the pun!) The largest identifying factor is the cloudy appearance of the lens. margin-right: 6px; Clinically, a cataract is any opacity of the lens capsule or its cortex or nucleus, or any combination of these. Home | Dr. Karen Becker | Articles | Videos, Subscribe for Free to the Mercola Healthy Pets Newsletter or Login for Instant Access. ... Nuclear sclerosis can show the same aesthetic symptoms of cataracts with a cloudy grayish blue appearance of the pupil. Cataracts vs Nuclear Sclerosis in Dogs Nuclear sclerosis and cataracts are two very different conditions – but to the untrained eye, they can appear quite similar. Nuclear sclerosis develops in the lens, which serves as the part of the eye that takes outside light and transmits it onto the retina. When Your Pet's Eyes Turn Cloudy, Should You Be Concerned? However nuclear sclerosis does not affect the dog’s vision at all. He goes to the vet regularly (he gets monthly acupuncture with … content: ""; My older dog – a 13 year old dobermann – has bluish, cloudy eyes nowadays. Your veterinarian may refer you to a specialist. Nuclear sclerosis results in a cloudy appearance to the lens of the eye but is less harmful than cataracts because it does not greatly affect the vision of your pet. These 3 types of cataracts cover 99% of the cataracts that you will see in clinic: nuclear sclerosis (NS), cortical spoking (CS), and posterior subcapsular (PSC). If the lens becomes clouded enough by nuclear sclerosis, it can form a cataract. Cataracts cause diminished vision. When a dog has lenticular sclerosis, a vet can still see all the way back to the retina thorough the ophthalmoscope, even if things are a little bit fuzzy. When the pupil is dilated, the surround - ing cortex should be clear and the fundus visible. Nevertheless, if your pet’s eyes appear cloudy, it is important to have your pet examined by a veterinarian so you can be informed and determine how to care for your pet in the best way possible.
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