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Description. Visibly provides on-line vision tests and generates eyeglasses and contact lens prescriptions for site visitors, delivering these results via email within one day of the completion of the exam. The results of the exam are reviewed by an optometrist, are considered valid prescriptions, and may be used for ordering glasses or ...
Diabetic retinopathy. Often asymptomatic, but can cause spots in the eye and vision loss. Diabetic retinopathy (also known as diabetic eye disease ), is a medical condition in which damage occurs to the retina due to diabetes. It is a leading cause of blindness in developed countries. Diabetic retinopathy affects up to 80 percent of those who ...
6–67 million [ 2][ 4] Glaucoma is a group of eye diseases that lead to damage of the optic nerve, which transmits visual information from the eye to the brain. Glaucoma may cause vision loss if left untreated. It has been called the "silent thief of sight" because the loss of vision usually occurs slowly over a long period of time. [ 5]
Intraocular pressure ( IOP) is the fluid pressure inside the eye. Tonometry is the method eye care professionals use to determine this. IOP is an important aspect in the evaluation of patients at risk of glaucoma. [ 1] Most tonometers are calibrated to measure pressure in millimeters of mercury ( mmHg ).
Ophthalmology ( / ˌɒfθælˈmɒlədʒi /, OFF-thal-MOL-ə-jee) [ 1] is a clinical and surgical specialty within medicine that deals with the diagnosis and treatment of eye disorders. [ 2] A former term is oculism . An ophthalmologist is a physician who undergoes subspecialty training in medical and surgical eye care. [ 3]
Community ophthalmology. Community ophthalmology was described as a new discipline in medicine promoting eye health and blindness prevention through programs utilizing methodologies of public health, community medicine and ophthalmology in 1978. This new discipline was first proposed [1] by Dr. Patricia E. Bath in 1978 after observations of ...
Contact lenses. to correct refractive errors of the eye; a little invasive. Phoropter. used in refraction testing. Tonometers. used to determine the intraoccular pressure (IOP) - useful in glaucoma; video link for various types of tonometers. Speculum: to keep the eyes open during any operation. Universal eye speculum.
Founded in 1898, the AOA is a federation of state, student and armed forces optometric associations. Through these affiliations, the AOA serves members consisting of optometrists, students of optometry, paraoptometric assistants and technicians. Together, the AOA and its affiliates work to provide the public with quality vision and eye care. [ 2]