Astigmatism is a common condition that causes blurred vision. It occurs when the cornea is irregularly shaped or sometimes because of the curvature of the lens inside the eye. It leads to blurred vision at any distance. This can lead to eye discomfort and headaches.
HOW IS ASTIGMATISM DIAGNOSED?
An ophthalmologist will usually resort to the use of keratometer which can be used t along with measures of the corneal contours or typography. This will help in studying the shape and surface of the corneas so that the doctor can diagnose the ailment. Also, the use of standardized reading chart from a distance of at least 20 feet can give a correct portrayal of the condition.
HOW IS ASTIGMATISM TREATED?
Treatments include prescription of eyeglasses or contact lenses. Laser assisted surgery, such as LASIK may also help. Retinoscopy may provide an objective estimate of the eye's refractive error and Jackson's cylinder may be used to refine those measurements
DID YOU KNOW?
Nearly 3 in 100 children between the ages of five and 17 may have astigmatism