Why we get with and against reflex movements in retinoscopy? Wither of this scenario depicts the ametropic conditions of the eye which are needed to be given right prescription for the refraction. What is a Retinoscope? Retinoscope is an instrument which is useful for the objective refraction of the patient. This instrument helps in determining…
Can myopia cause cataract and glaucoma? What is myopia in simple words? Myopia is a refractive error in which the overall power of eye is greater than the emmetropic eye. The image of object does not fall on the retina but is formed in front of the eye. The patients complain about not seeing clearly…
Scotoma is a visual field defect which results in formation of black spots with no vision. A black spot or blind spot in the center of vision then it is central scotoma. It can be bilateral and unilateral as well. Onset The central scotoma can be unilateral or bilateral. If the scotoma is due to…
Accommodative esotropia is the phenomenon of over convergence in response to neurologic stimulus that demands accommodation to see clearly at distance, intermediate and near point. Linkage of accommodation and convergence We can induce convergence without stimulating accommodation with the help of base out prisms; but we need to stimulate convergence before stimulating accommodation. The accommodation…
Eye allergies and infections is a condition of invasion of microbes which interfere with the normal functioning of eye. The symptoms include foreign body sensation, photophobia, itching, redness and lacrimation and pain in the associated area. The diseases and allergies of cornea, conjunctiva, eyelid and sclera can be the result of bacterial, viral, fungal, protozoa…
The eye makeup industry is booming immensely. There are uncountable eye brands selling their products by claiming them skin friendly. The eyes for sure imprint an impression whenever we have a first meet and greet with a person. Burt’s Bees is a cosmetic brand which provides natural resources derived products. A responsible brand Burt’s Bees…
The eye as a whole is the visual organ of the body that helps us see the world and understand the happenings in a better way by using this sense of body. The different parts of the eye have some different functions as well that add to the sensory function of the eye. Eyelid Eyelid…
The different types of drugs for glaucoma are in use. The drug is selected for the treatment after understanding the type of glaucoma in the eye of the patients. Glaucoma is a group of disease associated with optic nerve neuropathy along with rise in intra-ocular pressure of the eye. It can cause visual field defects….
In narrow angle glaucoma the natural drainage of the eye suddenly closes potentially causing rapid decrease of vision. The angle between the underside of cornea and top side of iris becomes narrow or closes. In narrow angle or closed angle the angle becomes narrow or sometimes appears to be closed that does not let the…
The word “uvea” is derived from Latin word “uva” which means grapes. If we remove sclera and observe the eye then its choroid appears to be grape shaped structure. Coats of the eyeball The eyeball has three coats: Uveal tract The uvea or uveal tract is the middle layer of the eyeball. It is highly…
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