Eye surgery and lower the risk of infection. These precautions include the use of antiseptics, such as povidone-iodine, and sterile drapes, gowns and gloves. Although the terms laser eye surgery and refractive surgery are commonly used as if they were interchangeable, this is not the case. Lasers may be used to treat nonrefractive conditions (e.g. to seal a retinal tear). Laser eye surgery or laser corneal surgery is a medical procedure that uses a laser to reshape the surface of the eye. This is done to correct myopia (short-sightedness), hypermetropia (long sightedness) and astigmatism (uneven curvature of the eye's surface). It is
Medical school in the United States that all medical schools conduct background checks on applicants in order to prevent individuals with convictions for serious crimes from being matriculated. Most commonly, the bachelor's degree is in one of the biological sciences, but not always; in 2005, nearly 40% of medical school matriculates had received bachelor's degrees in fields other than biology or specialized health sciences. All medical school applicants must, however, complete undergraduate courses with labs in biology, general chemistry, organic chemistry, and physics; some medical schools have additional requirements such as biochemistry, calculus, genetics, psychology and English. Many of these courses have prerequisites, so there are