Eye Archives - Medical Review

Diabetes Affects Over 12% of South African Adults

The Tshwane Insulin Project has been underway at the University of Pretoria since 2019, with researchers contributing to the effort. The project will involve the delivery of workshops and seminars on the thorough management of diabetes and high blood pressure in primary care. Additionally, the researchers offer clinical guidance and support to healthcare professionals to enhance diabetes care. The Conversation Africa had a discussion with project manager Dr. Patrick Ngassa Piotie about diabetes and how it is so difficult to control. What Exactly is This Diabetes? Diabetes mellitus, more commonly referred to simply as diabetes, is a group of diseases that affect how the body uses blood glucose (sugar). Diabetes is characterized by either the inability of the pancreas to […]

A Few Outdated Myths Regarding Your Eyes

We figured it might be entertaining to take a look at some of the common misconceptions regarding the eyes and how they should be cared for. Think of this as your go-to resource for debunking many of the proverbs and anecdotes you may have picked up over the past year that are not founded on facts that have been demonstrated by scientific research. Here Are Nine Interesting Urban Legends About Eyes and Vision That Have Been Debunked Trying to Read in the Dark is Harmful to Your Eyes and Can Even Cause You to Become Blind Reading in conditions with inadequate lighting or darkness will undoubtedly lead to eye strain. Nevertheless, there won’t be any long-term consequences to your eyesight […]

My Contact Lenses Are Causing Me Such Discomfort

Nothing is more inconvenient than being required to wear contact lenses and afterward experiencing pain, scratching, burning, or other discomfort. It is extremely inconvenient to try to clean or replace them while driving, working, or planning to attend an event which makes it difficult. Here Are a Few of the Most Common Causes of Discomfort When Wearing Contact Lenses If you are certain that you are cleaning and caring for your contact lenses properly, you should consider switching to glasses for a few weeks to give your eyes a break from wearing them. If you are still going to experience discomfort after one or two days, it is recommended that you see your eye doctor. When Wearing Contact Lenses, Improper […]

The Physical Properties of the Human Eye Similar to Those of a Digital Camera

The “Front Window” Of the Eye – The Cornea The cornea, also known as the straightforward “front window” of the eye, and the natural lens in humans form a complex ocular lens system that serves the same purpose as the lens in a camera. They start concentrating an image on the retina, which is situated in the back of the eye, by bundling parallel light rays that enter the eye (and hence further apart). This image causes the retina to generate an electrical signal, which is then transmitted to the brain via the optic nerve, where it is interpreted and converted into the images we see. The brain creates the images that we see. The cornea and lens collaborate to […]

The LASIK Eye Surgery Procedure

The Food and Drug Administration (FDA) approved LASIK eye surgery as a safe treatment for correcting specific refractive abnormalities in 1999. This means that patients may need fewer or no glasses or contacts following their surgery. Over the last two decades, ophthalmologists have completed 600,000 LASIK procedures per year. The vast majority of these treatments improve patients’ vision and relieve them of the need to wear prescription glasses such as contacts regularly. To this day, the Drug Enforcement Administration has approved LASIK eye surgery for patients with the following qualifying diagnoses: Myopia Hyperopia Presbyopia Astigmatism However, there is always the chance of negative effects, and there are always risks involved. Before booking a LASIK procedure, individuals who are considering having […]

First Aid For Foreign Objects Being Swallowed

Facts About Foreign Objects That Have Been Swallowed It is especially children between 6 months and 6 years who swallow foreign object In the vast majority of cases, the foreign body passes through the gastrointestinal tract without giving symptoms, this also applies to sharp objects If symptoms develop, there is often respiratory irritation, irritability or abdominal pain. In such cases remove the foreign body. This is especially about foreign objects that are stuck Certain items such as magnetic toys and small button batteries should always be removed as they can cause a hole in the bowel In the case of removal of foreign body, it is most often a binocular examination (endoscopy), but surgery may occur in few cases It is most […]

First Aid For A Foreign Object in The Eye

Facts About Foreign Objects in The Eye A foreign body in the eye is when something hits the eye from the outside and causes pain, vision or other genes Sand, dust or insects are usually very shallow. Welding particles may penetrate deeper while metal pieces that hit the eye at high speed may penetrate deep into the cornea or conjunctiva By dusting and driping a dye into the eye, the doctor may see any corneal ulcer Most often there are no complications, but inflammation of the cornea or conjunctiva and scar tissue can cause visual disturbances What is a foreign body in the eye? Photo of normal eye Most people have tried to get something in the eye and know […]

First Aid For Exposure to Poisonous Plants

Facts About Poisonous Plants If there are eaten plants, one should Remove any plant residues from the oral cavity Give something to drink Contact the Help Line If plant suds has come on the skin or in the eyes, rinse immediately with water In some cases there may be a need to provide medicated activated charcoal. However, the venom should be contacted before deciding on this If your child has eaten poisonous plants or has annoying plant suds on the skin or in the eye, the line of recommendation recommends the following first aid measures: First aid when eaten or tasted on plant material Remove plant residues from the mouth Immediately give the child something to drink Save any plant […]

Toxic Shock Syndrome

Facts About Toxic Shock Syndrome Toxic shock syndrome (TSS) is a rare condition caused by toxins from either yellow staphylococci or group A streptococci (GAS) Previously, the condition most common in menstruating women who had had a tampon lying too long The condition is characterized by rapid onset of high fever, vomiting, aqueous diarrhea, sore throat, headache and muscle aches Lifesaving treatment directed at the complications of TSS is always at the hospital It is recommended that tampons are used in more than 8 hours and no tampon should be used for more than 12 hours What is toxic shock syndrome (TSS)? Toxic shock syndrome (TSS) is a rare but serious condition caused by toxins from individual bacteria. TSS can […]

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