Medically reviewed by Christine L. Larsen, MD A cataract (cloudy eye lens) blocks light from reaching the retina, which helps the brain process sight. Cataracts develop over time, gradually leading to ...

Secondary cataract, also known as posterior capsular opacification (PCO), is a common condition that can occur after cataract surgery. Over time, the thin membrane that holds the artificial lens ...

The IOL is made of acrylic, silicon, and other artificial components, which makes it impossible for a cataract to form. What Are Secondary Cataracts? Some people experience vision changes after ...

Wisner says it’s possible that some patients will develop posterior capsular opacification, also referred to as a secondary cataract. In approximately 20% of patients, a clouding of the capsule ...