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OPT-ISM Eye Care Blog
Helpful eye care tips, vision education, and modern optometry insights from OPTISM in Tampa, FL.


Advanced Clinical Test | Parks-Bielschowsky Three-Step Test: How To Use It
The Parks 3-step test helps eye doctors evaluate vertical double vision by narrowing down which eye muscle may be causing the misalignment. This clinician-focused guide explains how to use the test, interpret hypertropia patterns, and recognize when findings may point to a superior oblique palsy or another cause of diplopia.
David B. Sabin
4 days ago3 min read


Clinical Guide for Doctors: Diplopia Evaluation, Cranial Nerve Palsies, and Diabetes
Diplopia requires a systematic clinical approach. This doctor-focused guide reviews how to separate monocular from binocular double vision, localize cranial nerve and eye muscle patterns, recognize urgent red flags, and understand how diabetes can contribute to microvascular ischemic cranial nerve palsies.
David B. Sabin
5 days ago6 min read


Patient Friendly Guide to Double Vision: Causes, Symptoms, and When to Get Your Eyes Checked
Double vision, or diplopia, can happen for many reasons—from dry eye and prescription changes to eye muscle or nerve problems. Learn when double vision should be checked and when it may be an
David B. Sabin
6 days ago5 min read


Hypochlorous Acid Spray in Eye Care: A Simple Step for Cleaner, Healthier Eyelids
Hypochlorous acid spray is a gentle eyelid hygiene option used in eye care to help reduce bacteria, calm irritation, and support patients with blepharitis, dry eye, styes, and contact lens-related eyelid buildup.
David B. Sabin
May 195 min read


Computer Vision Syndrome: Why Screens Make Your Eyes Tired
Do your eyes feel tired, dry, or blurry after long hours on a computer or phone? Learn why screens cause digital eye strain and what you can do to make your eyes more comfortable.
David B. Sabin
May 184 min read


Progressive Lenses: What to Expect With Your First Pair
Getting your first pair of progressive lenses? Learn how progressive lenses work, what to expect during the adjustment period, and tips for seeing clearly at distance, computer, and reading ranges.
David B. Sabin
May 154 min read


GLP-1 Medications and NAION: What Patients Should Know About Sudden Vision Loss
GLP-1 medications can provide major health benefits, but recent studies have raised questions about a possible link with NAION, a rare optic nerve condition that can cause sudden vision loss. Here is what patients should know.
David B. Sabin
May 144 min read


Top Reasons to Schedule an Eye Exam at OPTISM in South Tampa
Protect your vision with personalized eye care at OPTISM in South Tampa. From comprehensive eye exams and updated prescriptions to retinal imaging, dry eye care, contact lenses, and medical eye care, OPTISM uses advanced technology to help detect problems early and keep your eyes healthy.
David B. Sabin
May 124 min read


Contact Lens Infections: Corneal Ulcers vs. Corneal Infiltrates
Contact lens infections can become serious quickly. Learn the difference between corneal ulcers and corneal infiltrates, what symptoms to watch for, and when to seek urgent eye care.
David B. Sabin
May 114 min read


Kids’ Eye Exams: Signs Your Child May Need Glasses
Children do not always know how to explain blurry vision. If your child is squinting, getting headaches, struggling with reading, or having trouble in school, a comprehensive eye exam can help determine whether glasses or other vision care is needed.
David B. Sabin
May 94 min read


Optos Undilated Retinal Imaging: A Clearer Look at Your Eye Health Without Dilation
Optos retinal imaging allows your eye doctor to capture detailed wide-field images of the retina, often without dilation. Learn how undilated retinal images help detect eye disease, monitor changes over time, and support a more comfortable eye exam at OPT-ISM in Tampa.
David B. Sabin
May 85 min read


Eye Floaters and Flashes: When Should You Be Concerned?
New floaters and flashes are often caused by changes in the vitreous gel inside the eye, but they can also be warning signs of a retinal tear or detachment. Learn which symptoms require same-day eye care and why a dilated retinal exam is important.
David B. Sabin
May 74 min read


Why Is My Eyelid Twitching? Understanding Myokymia
Eyelid twitching, also known as myokymia, is usually harmless but can be frustrating when it keeps happening. Common triggers include stress, lack of sleep, caffeine, dry eye, and eye strain. Learn what causes eyelid myokymia, how to calm the twitch, and when it may be time to schedule an eye exam with your Tampa eye doctor.
David B. Sabin
May 67 min read


Blepharitis, Demodex Mites, and XDEMVY: What to Know About Chronic Eyelid Irritation
Blepharitis can cause red, itchy, crusty, and irritated eyelids. In some cases, Demodex mites may be the underlying cause. Learn how Demodex blepharitis is diagnosed and how prescription treatment with XDEMVY may help.
David B. Sabin
May 54 min read


Stye vs. Chalazion vs. Hordeolum: What’s the Difference and How Are They Treated?
Not every eyelid bump is the same. A chalazion is usually a blocked oil gland, while a hordeolum, or stye, is often infected and more painful. Learn the difference and when prescription eye drops, oral medications, or in-office treatment may be needed.
David B. Sabin
May 45 min read


Dry Eyes: Choosing the Right Eye Drops: A Guide to Artificial Tears Miebo and Vevye
Dry eye disease is more than occasional irritation. Learn how artificial tears and prescription eye drops like Miebo and Vevye can help improve comfort, tear quality, and long-term eye health.
David B. Sabin
May 23 min read


Plaquenil, Hydroxychloroquine, and High-Risk Medications: Why Eye Exams Matters
Some medications, including Plaquenil and hydroxychloroquine, can affect the retina over time. Learn why regular medical eye exams, retinal imaging, and OCT testing are important for detecting early changes and protecting long-term vision.
David B. Sabin
May 14 min read


Diabetic Eye Exams: The Importance of Regular for Maintaining Eye Health in Tampa
Diabetes can affect the eyes before vision changes are noticeable. Learn why regular diabetic eye exams and retinal imaging are important for protecting long-term vision.
David B. Sabin
Apr 304 min read


Understanding the Difference Between Contact Lens Exams and Regular Eye Exams at OPTISM
A contact lens exam does more than update your prescription. Learn how OPTISM in Tampa checks contact lens fit, comfort, eye health, and prescription needs during a contact lens fitting.
David B. Sabin
Apr 293 min read


Why a Comprehensive Eye Exam Is More Than Just a Glasses Prescription. Tampa
A comprehensive eye exam does more than update your glasses prescription. Learn how OPTISM in Tampa checks vision, retina health, diabetes, glaucoma, macular degeneration, contact lenses, and more.
David B. Sabin
Apr 285 min read
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3825 Henderson Blvd, Suite 103, Tampa, FL 33629
813-843-2653
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