A cataract is an eye condition in which the ... In later stages, it can cause: changes to your peripheral vision pain in the affected eye blurry vision from the affected eye eye redness hazy ...

is "nuclear" cataract. “Nuclear” refers to the central portion of the lens, called the nucleus. "Cortical" refers to the lens cortex, which is the peripheral (outside) edge of the lens. "Posterior" is ...

Correction of astigmatism during cataract surgery: on axis corneal incision, peripheral corneal relaxing incisions and toric IOL are options to correct corneal astigmatism during cataract surgery.

Preoperative assessment for cataract surgery should be followed ... including astigmatism management with peripheral corneal-relaxing incisions (PCRIs) and toric intraocular lens (IOLs ...