Over.ime, the cloudy area in the lens may get larger, and the cataract may increase in size. For early cataract, the eye doctor may recommend the following: Change in eyeglass prescription As vision gets worse, you may need to make changes around the home to avoid falls and injuries. The Lens Opacities Case-Control Study: Risk factors for cataract. Last Modified: Thursday, 12-Feb-2015 07:53:33 EST A cataract is a clouding of the lens in your eye. Other risk factors for cataract include: Certain diseases for example, diabetes. The cut incision can be smaller, because the harder canter section of the lens is liquefied and then vacuum ed out. The final step is to inject salt water into the corneal wounds to cause the area to swell and seal the incision. Cataracts can also be caused by other eye conditions, medical conditions such as diabetes, trauma or past eye surgery. The lens also adjusts the eye’s focus, letting us see things clearly both up close and far away. no datahttp://newscarlettburns.denaliinstitute.org/2016/08/29/useful-ideas-on-simple-vitrectomy-systems/Magnified view of a cataract seen on examination with a slit lamp Classification and external resources A cataract is a clouding of the lens in the eye leading to a decrease in vision . This type of cataract can present with a shift to near-sightedness and causes problems with distance vision, while reading is less affected. 30 Cortical cataracts are due to the lens cortex outer layer becoming opaque. Congenital cataract, which may be detected in adulthood, has a different classification and includes lamellar, polar, and sutural cataracts. 21 31 Cataracts can be classified by using the lens opacities classification system blocs III.