All about Hess Charting or Hess Screen Test Chart: Introduction, Principle, Uses, Indications, Procedures, Interpretation, and Examples. Hess Charting or Hess Screen Test Chart Hess charting is a diagnostic procedure to measure the deviation and the amount of underaction and overaction of extraocular muscles. It helps to rule out ocular motility defects. Also known as […]
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All about Diplopia Charting or Double Vision Test Chart: Introduction, Principle, Procedure, interpretation, Precaution, and Recording. Double Vision Test Chart: Diplopia Charting Effective management of diplopia or double vision is possible only after the diagnosis of the root cause of diplopia. If the double vision is due to a neurological cause, then diplopia charting will help
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Introduction to Eye Health The eyes are the most attractive structure of our face. They are more than just a visual organ to see the world. They participate with us in our smiles, laughs, and cries. Hence, they are also the companion of our feelings and expressions. Therefore, maintaining eye health is one of the
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Introduction to Eye Yoga Exercises Refractive errors and binocular disorders are the major global issues in this digital era. Data reveals that globally around 153 million people over 5 years of age are visually impaired as a consequence of uncorrected or inadequately corrected refractive errors, of whom 8 million are blind. Among these errors of refraction, myopia
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All about Lazy Eye or Amblyopia: Introduction, Signs & Symptoms, Risk Factors, Causes, Lazy Eye Exercises, How to Fix, Current Trend in Management of Lasy eye (Active Therapy & Passive Therapy). You probably have heard the term “Lazy eye” or “Amblyopia”. Are you interested to gain in-depth knowledge about the lazy eye? This article is
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All About Night Myopia or Nocturnal Myopia: definition, causes, symptoms, investigation, and treatment. Night Myopia Definition What is night myopia? Night myopia, also known as nocturnal myopia or twilight myopia, is a correctable cause of decreased visual acuity under low illumination conditions, even though the vision is normal during the daytime. The eyes become near-sighted
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All about Color Vision Deficiency (Color Blindness): Introduction, Types, Symptoms, Risk Factors, Causes, Test (Diagnosis), and treatment. Do you think your eyes don’t see all colors? Do you have any confusion in distinguishing red or green color while looking at a combination of colors? If yes, then you may have color vision deficiency (or color
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All About Manual Lensometer & parts and functions of lensometer, working principle of focimeter (vertometer), optics, calibration, and procedure to read power in the glasses, bifocal glasses, progressive lens, and prism. What is a manual lensometer? A lensmeter or lensometer or focimeter or vertometer (manual or automated) is a microscope. The manual lensometer is defined
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All about drug abuse effects on the eye. Drug Abuse Effects on Eye The substance abuse crisis has become the major public health concern of the twenty-first century. According to the United Nations World Drug Report 2019, 35 million people worldwide suffer from drug use disorders while only 1 in 7 people receive treatment. The
All about negative side effects of cigarette smoking on the eyes and the effect of alcohol on the eyes. Smoking and Alcohol Effects on Eyes Although a small amount of alcohol may possibly provide some health benefits according to some research, regular consumption of alcohol in excess quantity and tobacco smoking affects the eyes, along