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The cup-to-disc ratio (often notated CDR) is a measurement used in ophthalmology and optometry to assess the progression of glaucoma.The optic disc is the anatomical location of the eye's "blind spot", the area where the optic nerve leave and blood vessels enter the retina.
Binocular diplopia is the other one in which the blurring of vision occurs only when the patient looks through both eyes simultaneously. It is common and occurs in approximately 10.0% to 40.0% of zygomatic complex injuries.
Cupping often leaves circular marks on the body where the cups were applied. The bruising usually isn’t painful, but can last for up to a week, Heffron said. The color of the marks can be ...
The Bates method is an ineffective and potentially dangerous alternative therapy aimed at improving eyesight.Eye-care physician William Horatio Bates (1860–1931) held the erroneous belief that the extraocular muscles caused changes in focus and that "mental strain" caused abnormal action of these muscles; hence he believed that relieving such "strain" would cure defective vision.
Here’s what to know about at-home cupping. This recovery method could provide benefits for cyclists—but should you make it a DIY practice? Here’s what to know about at-home cupping.
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When the test is performed in an eye with an afferent pupillary defect, light directed in the affected eye will cause only mild constriction of both pupils (due to decreased response to light from the afferent defect), while light in the unaffected eye will cause a normal constriction of both pupils (due to an intact efferent path, and an ...
Cupping causes breaks in the capillaries (small blood vessels) in the papillary dermis layer of the skin, resulting in the appearance of petechiae and purpura. [1] These marks are sometimes mistaken for signs of child abuse when cupping is performed on children. [1] Cupping therapy adverse events can be divided into local and systemic adverse ...