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The Maddox rod test is a subjective method to measure horizontal and vertical deviations of the eyes, using a red line and a white light. The double Maddox rod test can also assess torsion and cyclotropias, by comparing the angles of two red lines.
The prism cover test (PCT) is an objective method to measure ocular misalignment or deviation of the eye. It involves using prism bars, occluder, and targets to neutralise the deviation and record the angle and base of the prism.
Maddox wing is an instrument for measuring strabismus (eye misalignment) by dissociating the eyes with septa and arrows. Learn about its indications, equipment, method, interpretation, advantages, disadvantages and considerations.
The Dark Crystal is a dark fantasy film directed by Jim Henson and Frank Oz, starring the voices of Stephen Garlick, Lisa Maxwell, Billie Whitelaw, Percy Edwards, and Barry Dennen. The film follows the quest of two Gelflings, Jen and Kira, to restore the broken Crystal and overthrow the evil Skeksis.
A cover test or cover-uncover test is an eye examination to measure ocular deviation. Learn about the alternating and unilateral cover tests, the fixation targets, the characteristics of strabismus and the practical application of the test.
Learn how to download, install, or uninstall AOL Desktop Gold, a software that includes email, chat, and more. You'll need Windows 7 or newer and 512 MB of free space on your hard drive.
Exophoria is a tendency of the eyes to deviate outward, usually mild and with fusion possible. It can be caused by refractive errors, divergence excess, or convergence insufficiency, and is common in infancy and childhood.
Heterophoria is an eye condition where the eyes are not straight at rest position, but can be aligned by fusion. Learn about the types, signs, symptoms, causes, diagnosis and treatment of heterophoria.