It occurs more often in multiple pregnancies than in singleton pregnancies. It also tends to occur earlier and is more severe in multiple pregnancies. Preeclampsia can damage many organs in your body, most commonly your kidneys, liver, brain, and eyes. Preeclampsia that worsens and causes seizures is called eclampsia.
Background Laser peripheral iridotomy (LPI) is the preferred procedure for treating angle-closure glaucoma caused by relative or absolute pupillary block. LPI eliminates pupillary block by allowing the aqueous to pass directly from the posterior chamber into the anterior chamber, bypassing the pupil.
There are two main types of laser eye surgery: 1  Custom Surface (also called PRK). 2  A single laser is applied directly to the surface of the cornea to correct your vision. 3  LASIK. 4  In a LASIK operation, a flap in the cornea is created, and the laser vision correction takes place deep within the cornea, rather than on the surface.