Tag Archives: Retina

Video – Description of Cataracts. What Are Cataracts?

Cataract Description

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The above video is from EyeMaginations and gives a great description of what Cataracts are:

Cataracts are a normal and common part of the aging process but, they do not have to interfere with your lifestyle.   A cataract is a cloudiness of the crystalline lens inside of your eye.  As your lens gets cloudier, your vision will gradually become more blurred.

The human eye may best be compared to a camera.  When you take a picture, the lens in the front of the camera allows light through and then focuses that light on the film in the back of the camera.  When the light hits the film, a picture is taken.  The eye works in much the same way.

In  youth, the crystalline lens of your eye is clear and allows light to pass through.   Light is focused by your cornea and your crystalline lens onto a thin layer of nerve tissue in the back of your eye called – the retina.   Your retina works like the film in a camera.  When the focused light hits the retina – a “picture” is taken and sent to your brain.

While a dirty camera lens blurs a picture, any significant cataract or cloudiness  in your crystalline lens will blur the images that you see.

When a cataract becomes significant – your vision can become quite blurry.  It is suggested if your vision drops below 20/40 or so….then it is common to be told to see an eye surgeon to have cataract surgery.

This surgery involves taking out the cloudy crystalline lens (cataract) and replacing it with a clear implant.  Often your surgeon can even do a calculation that can place your current eyeglass prescription into the lens implant.  The result after the cataract surgery can be much clearer vision and often there is no need for glasses after the surgery!

For more information – see your local Optometrist or  Dr Dawn Bearden or Dr Anna-Kay Tenn in Pembroke Pines 954-430-3808 or Sunrise 954-851-9949 for your yearly eye exam and they will be happy to discuss cataracts and cataract surgery options with you!

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Optomap Retinal Exam Can Help Detect Diabetes, High Blood Pressure, Retinal Holes, Eye Tumors and More…Featured on The Doctors TV Show

The Optomap Retinal Examination is currently available at Visionary Eyecare – the Independent Doctors of Optometry Next to Lenscrafters in Pembroke Pines and Sunrise (INSIDE the Sawgrass Mills Mall).

This incredible technology allows your Eye Doctor to scan the internal lining of your eye called the retina and save this image on the computer for year to year comparisons.  The retina has about 1 million nerve fibers in it and is an extension of your brain.   The retina is also the ONLY place in the human body where a doctor can observe working nerve fibers and blood vessels WITHOUT cutting into the body.  Subtle eye health changes can be documented, monitored and compared each year.

Your retina can show early signs of systemic problems that can cause damage to nerves and blood vessels such as Diabetes, High Blood Pressure, High Cholesterol and more.  Your retina can also demonstrate eye health issues such as Glaucoma, Retinal Detachment, Macular Degeneration and Eye Tumors and/or Eye Cancer.

Most of the time the patient does not need to have their eyes dilated in order for the Optometrist to obtain a good Optomap retinal scan – so this is a big benefit.

The TV show called “The Doctors” aired a segment discussing the Optomap Retinal Scan and the benefits of this technology during your yearly eye examination to preserve BOTH your eye health and your systemic health.

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EyeMed Network Discount Plans and Eye Exam Insurance – Eye Doctor Provider Serving Pembroke Pines, Sunrise and South Florida Surrounding Areas in Broward County

Great News!!! If you live in South Florida / Broward County then you need to know that we are Eye Doctor / Optometrist providers for the EyeMed Network Vision Care Insurance Plan to provide you with your discounted Eye Exam, Vision Exam,  Vision Testing, Eye Testing, Contact Lens Exam and more!

As EyeMed Providers and as always, we provide you with our state-of-the-art, computerized and high-tech eye examinations and contact lens exams. We also provide emergency eye care, laser vision consultations, cataract, glaucoma and retinal evaluations, as well as all types of eye health care.

We have offices in Pembroke Pines and Sunrise and conveniently serve ALL of the surrounding areas of Ft Lauderdale, Plantation, Davie,  Weston, Tamarac, Margate, Lauderhill, Coral Springs, North Lauderdale, Oakland Park, Pompano, Miami Gardens, Cooper City, Miramar, Dania, Hallandale, Aventura, Miami Lakes, North Miami Beach, Hialeah, Hollywood and more…

Here is a partial list of some of the EyeMed Discount Plans that we particpate in:

    • AAA
    • AARP
    • AETNA Vision One
    • Altius
    • American Heritage Life Insurance
    • American Legion
    • Ameriplan USA
    • Anthem Blue Cross Blue Shield (BCBS)
    • AT&T Retiree
    • Blue Cross Blue Shield Of FL (BCBS FL)
    • Cigna Healthy Rewards
    • Claire’s Stores
    • Clear Choice Health Plans
    • Coca-Cola
    • Conde Nast and Parade
    • Consumer Health Benefits
    • CVS
    • D&B
    • Darden Restaurants – ( Including Capital Grille, Red Lobster, Longhorn, Olive Garden, Bahama Breeze, Seasons 52 )
    • Earnst & Young LLP
    • Friendly’s Ice Cream
    • Home Depot
    • Humana (Select Plans including Dental Access, Discount Access and Vision Discount-Medicare)
    • International Paper
    • Kohl’s
    • Levi Strauss & Co
    • Local Government Center
    • Mail Handler’s Benefit Plan
    • Marriott Vision Discount
    • McDonald’s Gold Card Plus
    • Melaleuca
    • Metlife
    • Mutual of Omaha
    • Pep-Boys
    • Pepco
    • Pitney Bowes
    • Polo Ralph Lauren
    • Prevent Blindness America
    • Ryder Vision Discount
    • Siemen’s Corp
    • State Farm – Good Neighbor
    • Superior Dental Care
    • T. Rowe Price Retiree Discount
    • Texas instruments
    • The Coca-Cola Company
    • The Home Depot Discount Plan
    • Vision One
    • Winn-Dixie
    • Xerox Corporation
    • YUM! Brands (including Kentucky Fried Chicken / KFC, Taco Bell, Long John Silver’s, Pizza Hut)

Please call our offices to confirm that we are still participating in YOUR plan….as contracts come up – some plans are added and others are deleted.   Again, its always best to check with us first and remember that the list above is only a partial list!

Be sure to use your benefits before the end of the year….use your Flex Plan Spending!

Below is information about our offices for your convenience:

Pembroke Pines Office (Next to Lenscrafters)     954-430-3808

Located on the SE Corner of Palm and Pines (near Bank of America)

CLICK HERE for Directions/Map of Pines Office

CLICK HERE to Schedule Appointment ONLINE for Pines Office

Sunrise / Sawgrass Mills Mall (Next to Lenscrafters)  954-851-9949

Located INSIDE the Sawgrass Mall (between Brandsmart and JCPenny Outlet)

CLICK HERE for Directions/Map to Sunrise (Sawgrass Mall) Office

CLICK HERE to Schedule Appointment Online for Sunrise (Sawgrass Mall) Office

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Video – What is Astigmatism? A Video Description of Astigmatism

Astigmatism is a refractive error –  meaning that the light that is coming into the eye is not focused perfectly on the “film” in back of the eye (called the retina – which is a layer of nerve tissue).  The retina is much like a movie screen or the film in your camera – the image must be focused PERFECTLY on the retina for the eye to see clearly.  If the image is focused in front of the retina or behind the retina – much like a movie screen or camera film – the image will be blurry.  This unfocused image is sent by the retina to the brain – where it is perceived as blurry, cloudy or distorted vision.

Astigmatism is a refractive error caused when the front surface of the eye (the cornea) or the lens (which is located inside the eye behind the colored part of the eye – called the iris) is irregularly shaped and oblong – much like a football.  This irregular shape causes the light to be focused on 2 seperate points – either in front of or behind the retina.  This causes distortion of the vision and blur at all distances.  So objects at a distance and also nearby are blurry and/or distorted.  The higher the degree of astigmatism – the more distortion and blur you will have.

Several methods can focus the light perfectly on the retina for you.  Glasses, contact lenses (called astigmatic or toric contacts) or laser vision correction are aids that are available to help focus the light and images on the retina – which will get you to see clearly again!

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Visionary Eyecare – Maps of 3 Locations in Broward County

We have 3 Locations in Broward County to Serve You:

Pembroke Pines (Next to Lenscrafters)
954-430-3808

CLICK HERE FOR DETAILED MAP

Click HERE to Make an appointment ONLINE for Pembroke Pines Location

Sunrise (Next to Lenscrafters)
954-851-9949
(INSIDE the Sawgrass Mall – in between JCPenny and Brandsmart)

CLICK HERE FOR DETAILED MAP

Click HERE to Make an appointment ONLINE for Sunrise Location

Davie (Next to Pearle)
954-434-9045

CLICK HERE FOR DETAILED MAP

Click HERE to Make an appointment ONLINE for Davie Location

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Diagram of Your Eye

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PLACE YOUR MOUSE OVER THE MAGNIFYING GLASS
AND USE IT TO MOVE THE MAGIFIER OVER
EACH PART OF THE EYE

Vodpod videos no longer available.

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See the Inside of Your Eye …. the Way Your Eye Doctor Sees It!

Vodpod videos no longer available.

MOUSE OVER THE ABOVE IMAGE

TO SEE INTERNAL EYE STRUCTURES!

Your Eye Doctor needs to see the internal eye structures of your eyes to determine if your eyes are healthy.

You can move your mouse over the image above to see what your Eye Doctor sees during your Dilated eye health exam.  The doctor can see your optic nerve, your retina, your macula and your blood vessels inside your eyes.   Your doctor is looking for eye health changes like bleeding in your retina, tumors in your retina, macular degeneration, glaucoma, retinal holes, tears, detachments etc.

Most eye health issues DO NOT cause symptoms until it is too late…that is why is it VERY IMPORTANT to have an eye exam every 12 months even if your vision is not blurry and  has not changed at all.

Examining internal eye health can also help your Eye Doctor determine if you may have any SYSTEMIC problems going on that you may be unaware of – such as: Diabetes, High Blood Pressure, Cancer, High Cholesterol, Brain Tumors, Multiple Sclerosis,  Sickle Cell Anemia…and many, many  more.

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Online Eye Test For Astigmatism

Astigmatism is a visual condition caused when some surfaces of the eye are oval shaped….like a football or an egg.  These surfaces in the eye that are oval shaped can be the cornea (the front of the eye) or the lens (inside the eye). Most often astigmatism is caused by the cornea being oblong or oval shaped.

This oblong shape causes the light rays that enter the eye to be distorted and not focus properly on the retina in the back of the eye.  If you have uncorrected astigmatism, you can have various symptoms such as blurry vision, eyestrain, tired eyes, headaches or fatigue.

Here are several links to websites that have online testing for astigmatism. Check them out!!

CLICK HERE for ONLINE ASTIGMATISM TEST #1

CLICK HERE for ONLINE ASTIGMATISM TEST #2

CLICK HERE for ONLINE ASTIGMATISM TEST #3

CLICK HERE for ONLINE ASTIGMATISM TEST #4

Astigmatism can be quickly and easily corrected with eyeglasses, contact lenses (called astigmatic or toric contacts) or Laser Surgery (called Lasik).

If you feel that you may have astigmatism and you need correction OR if has been more than 12 months since you have seen an eye doctor…..its time for you to schedule an eye exam!

Astigmatism Diagram courtesy of:

Click on the WebMD Logo above

to check out more information on Eye Health!

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Online Eye Test: Find Your Blind Spot in Each Eye!

Everyone has a BLIND SPOT in their vision of each eye.

Take this FUN test to check it out for yourself !!

Look at graphic of the cross and the circle at the top of this post.

Sit at your computer with your nose pointing in between the cross and the black circle.

Cover your LEFT eye and stare at the cross with your RIGHT eye.

Now SLOWLY move towards the computer screen while still staring at the cross with your RIGHT eye.

At somewhere around 10-14 inches from the computer screen – the black circle will disappear and the area where the black circle was…will now be all white – this is your BLIND SPOT.

If you move closer to the screen or farther away –  the circle will re-appear.  At just the right distance – the circle will disappear.

Now try the OTHER eye…but this time cover your RIGHT eye and look at the CIRCLE with your LEFT eye…..move closer and you will see that the CROSS now disappears!!

Your eye has an inner lining which is made of a sheet of nerves.  This sheet of nerves is responsible for your vision and what you see and it is called the RETINA.  There is a “hole” in the sheet where the Optic Nerve enters the eye.  This area is called the Optic Nerve Head.

Photoreceptors are cells in the retina that detect light and allow you to perceive “vision”.  On the optic nerve head there are NO photoreceptors.  Thus, there is no light or vision detected at this spot in the retina.  This is your “Blind Spot”.  Every eye has a blind spot….your blind spot in your right eye is slightly on your right and your blind spot in your left eye is slightly on your left.

Your brain automatically “fills in” the blind spot area for you…..

Now try it AGAIN with the above green and yellow graphic….but this time you will notice that when you move to just the right distance , the circle will disappear and your brain will fill in your blind spot WITH YELLOW when you are looking with your right eye (left eye covered)….and your brain will fill in your blind spot WITH GREEN when you are looking with your left eye (right eye covered)!!  Your brain automatically matches the surrounding colors when it “fills in” visual information for you.

Cool huh??

Your brain can even “fill in” missing information for you…..in the above graphic, you’ll notice that when you cover your left eye and look at the cross with your right eye – the brain will “fill in” your blind spot (the area where the circle is).  You will see that your brain fills in the line for you.  Keep looking at the cross – don’t look back at the circle – or you will will see the circle again.

Try it AGAIN with the above graphic while looking at the cross with your right eye (cover your left eye) – your brain will put a red circle where your blindspot is….it is “filling in” the “missing information” !!

Amazing.

Graphics from Serendip….check out their very informative  website at http://serendip.brynmawr.edu/bb/blindspot1.html

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Online Amsler Grid Test for Macular Degeneration and Other Macular Disorders

The Amsler Grid test is a simple screening test used to assess the area in the back of the eye that is responsible for your most detailed vision (used for reading, seeing facial details etc).  This area is called the Macula and it is located in the center part of the retina (the nerve lining inside the eye – used for sight).

If there are any diseases or degenerations (like Macular Degeneration) that are affecting the Macula – then the Amsler grid test will usually provide early detection that there may be a problem going on.

HOW TO USE THE AMSLER GRID:

Position yourself at about 14-16 inches (about 40 cm) away from the grid.

If you have glasses that you use to read with – make sure you are looking thru the reading part of your glasses

Cover the left eye and use only your right eye to see the grid.

Stare at the white dot in the center of the grid with your uncovered eye.  Keep your eye focused on the dot.  Don’t move your eyes around to see any other part of the grid except for the white dot.  Use your side vision (peripheral vision) to see all the other parts of the grid.  “Glue” your sight to that white dot – don’t move your eye around at all.

While staring at the white dot:

  • Can you see all 4 corners of the grid?
  • Can you see all 4 sides of the grid?
  • Are any of the lines WAVY or MISSING or DISTORTED?   (All lines should look perfectly straight, all intersections should form right angles and all the squares should be the same size.)
  • Are ther any holes or “missing areas” in  the grid?

Then cover the right eye and repeat the steps with using the left eye to see the grid.

If you answered “YES” to any of the above questions then you need to see your eye doctor immediately. The eye doctor will examine the back of your eye and your macula VERY closely to determine if there are any medical issues causing these changes on the Amsler Grid test.

If you have been told that you have macular degeneration or any other macular disorder, you should be doing the Amsler Grid test at home DAILY.

The Amsler Grid is a great way to monitor your macular health but you should always have yearly eye examinations with dilation when dictated by your doctor.

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Video – Sunglasses are like Sunscreen for your Eyes: Protection from Aging Changes and Some Forms of Eye Cancer

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CLICK HERE

TO SEE A FOX NEWS VIDEO ABOUT EYE CANCER AND PROTECTION WITH SUNGLASS WEAR

The sun can cause aging changes to your skin… and also to your EYES.

Macular Degeneration and Cataracts are aging changes that can be brought on earlier in your life by exposure to the sun its ultraviolet (UV) radiation.  Wearing sunglasses with good UV protection can be like wearing sunscreen for your eyes.

There are many different types of eye cancer that can affect any part of the eye.  A patient can get cancer on the Eyelids, the Conjunctiva (the “skin” over the white of your eye), the Iris (the colored part of your eye), the Optic Nerve (the nerve from the eye back to the brain), the Retina (the nerve layer inside your eye – responsible for your vision), the Choroid (the blood vessels beneath the retina) and more.

The types of cancers that usually affect the skin (aka on the eyelids….basal cell carcinoma, squamous cell carcinoma, melanoma etc.. ) can be the same types of cancers that particularly thrive in sunlight and UV exposure – just like any other type of skin cancer.

EVERYONE (including children) should be wearing sunglasses with UV protection any time they are outdoors. People who are particularly vulnerable are those with with blue eyes, light complexions, work outdoors, have had any PREVIOUS skin cancer or who are taking any medications that make them more light sensitive.

Routine yearly eye examinations are the KEY to early detection and treatment for any types of eye cancer and any other type of eye disease

Click on the FOX News link to see an informative Video about Eye Cancer and Protection Against Aging Changes with regular wear of good UV protection sunwear.  It tells a story of a man who found a weird eyelid freckle…

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Get YOUR Vision and Eye Health Questions Answered!!

Lots of Our Patients Often Have the

SAME BURNING QUESTIONS….

What is Astigmatism??

Why do I now have problems reading up close when I turned 40??

What are those black floating spots in my vision??

What is a Cataract??

I need bifocals….can I wear contact lenses??

What is Glaucoma??

How often should I get my eye exam if I feel my vision has not changed??

What is a Retinal Detachment??

What is Myopia (Nearsightedness)??

What is Macular Degeneration??

My child passed the Pediatrician and/or School Vision Screening – does he/she still need an eye examination if he/she is not complaining of vision problems??

I have astigmatism….can I wear contact lenses??

What is Farsightedness (Hyperopia)??

Well, here is YOUR chance to get all of YOUR questions answered by Dr Bearden and the Visionary Eyecare Doctors – Right HERE on Our BLOG!!

Just leave a comment (Below this post – click on “Comments”) with your burning Vision and Eye Health question(s) and we will write future posts based on the questions that you ask….

Check back often to see if your question has been answered…..OR……… subscribe to our blog  via email (or RSS feed) and get all updates of new BLOG posts sent to you automatically.

CLICK HERE to subscribe to our Blog Via Email.

Its THAT easy!

You are also welcome to visit our Vision Library on our Visionary Eyecare Website for LOTS of Vision and Eye Health Educational Information!!

CLICK HERE to go to our Vision Library….

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Optical Illusion….How Many Black Dots Do You See??

black dots optical illusion

Here is an interesting Optical Illusion for you!!  How many black dots do you see??  There are NONE!!

Keep staring at one of the white dots….you will see that it is white and never black…only the ones that you are not directly staring at seem to be “blinking” black or gray.  Cool huh??

It is your Retina playing tricks with you….creating an AFTER-IMAGE.

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