Videos
Porter Ophthalmology has provided quality LASIK SMILE and PRK procedures since 1973 in Raleigh, North Carolina.
LASIK & SMILE Videos
LASIK Step #2 – Corneal reshaping with excimer laser – A State of Sight #131
LASIK is a two step laser vision correction procedure to improve vision. The second step is reshaping the cornea in the front of the eye with an excimer laser to include the power needed from glasses or contact lenses onto the eye. Watch this episode of A State of...
LASIK vs SMILE vs PRK / Laser vision correction options – A State of Sight # 134
LASIK, SMILE, and PRK are the three most popular types of laser vision correction. All of the procedures can have great results, but there are several differences in operations. Watch this episode of A State of Sight with Isaac Porter, MD to learn more about...
Vision Correction Videos
PDEK, New inner-layer cornea transplant technique – A State of Sight #92
Pre-Descemet's Endothelial Keratoplasty (PDEK) is a new type of corneal transplantation that can be used for patients with swelling or edema of the cornea. This technique is a variation of Descemet's Membrane Endothelial Keratoplasty (DMEK), and is less like...
Astigmatism, toric lens, corneal curvature, contact lens – A State of Sight #7
Isaac Porter, MD explains that astigmatism is an uneven curvature of the eye that can be corrected with glasses, contact lenses, LASIK, or cataract surgery with toric lens implants. Astigmatism is very common and many patients do not understand what it is. In this...
Bladeless cataract surgery – Astigmatism correction – A State of Sight #93
The femtosecond laser used for bladeless cataract surgery can create incisions in the cornea to lower astigmatism at the time of the cataract procedure. Watch this episode of A State of Sight with Isaac Porter, MD to learn how astigmatic keratotomy can reduce...
Corneal transplantation, keratoplasty, PKP, DALK, DSEK, DMEK – A State of Sight #9
Isaac Porter, MD from Lowry Porter Ophthalmology explains the basics of corneal transplantation, which is one of the most successful transplants in humans. Patients with cloudy, hazy, swollen, or scarred corneas may benefit from a transplant. Modern surgical...
Pterygium, carnosidad, conjunctival autograft, conjunctiva – A State of Sight #10
Isaac Porter, MD from Lowry Porter Ophthalmology explains the basics of corneal transplantation, which is one of the most successful transplants in humans. Patients with cloudy, hazy, swollen, or scarred corneas may benefit from a transplant. Modern surgical...
DSEK – A State of Sight #11 with Isaac Porter, MD
Dr. Porter explains DSEK, a selective corneal transplant procedure where only the inner layer of the cornea is replaced. This can improve vision in patients with a cloudy or swollen cornea in cases like Fuchs' Dystrophy and edema following eye surgery....
Full-thickness cornea transplant, penetrating keratoplasty – A State of Sight #12
Isaac Porter, MD explains penetrating keratoplasty, a full-thickness corneal transplant, which may be needed for patients with swollen, cloudy corneas, keratoconus, or inherited diseases. Corneal transplantation is one of the most successful types of transplantation...
Eyelid surgery, blepharoplasty, ptosis, extra eyelid skin – A State of Sight #15
Special guest, oculofacial surgeon Renzo Zaldivar, MD joins A State of Sight with Isaac Porter, MD to discuss eyelid surgery. He explains the medical need for eyelid surgery when heavy or drooping eyelids interfere with a patient's vision. https://youtu.be/9kFfNex7O1A...
Corneal tattoo / Cornea scar or glare surgical treatment – A State of Sight #101
Corneal tattooing is available to help improve the appearance of a corneal scar in a blind eye, or to help improve glare when there are problems with the iris. Watch this episode of A State of Sight with Isaac Porter, MD from Raleigh to learn more about this surgical...
Globe rupture / Severe eye injury and surgical repair – A State of Sight #103
An extreme eye injury can cause a globe rupture where the eyeball can split open. This can be due to trauma directly on the eye or around the eye. Watch this episode of A State of Sight with Isaac Porter, MD to learn more about this injury and the eye surgery options...
General Eye Care
Open champagne bottle safely / The Wine Feed in Raleigh – A State of Sight #99
A champagne cork can fly at 50 miles per hour if it is not controlled properly. This could cause serious eye injury or even blindness. Watch this special episode of A State of Sight with Isaac Porter, MD from The Wine Feed. Wine adviser Brianna Needle explains the...
Shingles vaccine for herpes zoster virus, varicella zoster – A State of Sight #98
Shingles is caused by a reactivation of the varicella zoster virus that originally causes chickenpox. Fortunately, a vaccine is available to decrease the chance of shingles. https://youtu.be/HIpvxPkec2U Welcome to A State of Sight, I’m Isaac Porter, MD and this is...
Eyelid surgery, blepharoplasty, ptosis, extra eyelid skin – A State of Sight #15
Special guest, oculofacial surgeon Renzo Zaldivar, MD joins A State of Sight with Isaac Porter, MD to discuss eyelid surgery. He explains the medical need for eyelid surgery when heavy or drooping eyelids interfere with a patient's vision. https://youtu.be/9kFfNex7O1A...
Diabetic eye disease / Dr. Rebecca Manning from NC Retina – A State of Sight #100
Uncontrolled diabetes can cause severe damage to the eye and to vision. Fortunately, this can be prevented or controlled with proper care. Watch this episode of A State of Sight with Isaac Porter, MD as our special guest, Rebecca Manning, MD joins us to explain...
Recurrent Corneal Erosion Syndrome, Corneal Abrasion – A State of Sight #16
Corneal erosions can recur frequently causing pain and irritation. Isaac Porter, MD explains the causes of recurrent corneal erosion syndrome and possible treatment options including lubrication, drops, and surgical procedures. Do you suffer from recurrent corneal...
Iritis, eye inflammation / Red eye, light sensitive – A State of Sight #104
Iritis can cause eye pain, light sensitivity, and redness from inflammation inside the eye. Fortunately, treatments are available to improve comfort and vision when this occurs. Watch this episode of A State of Sight with Isaac Porter, MD to learn more about iritis...
Epiretinal membrane, ERM / Macular pucker, film on retina – A State of Sight #105
An epiretinal membrane (ERM) is a thin abnormal layer on the surface of the retina in the back of the eye. This can cause distorted and blurred central vision as well as swelling and thickening of the retina. Watch this episode of A State of Sight with Isaac Porter,...
Monocles for better vision with Jim Berry from Nearsights – A State of Sight #107
Monocles are a very effective and convenient way to correct vision for reading at near or for distance vision. After age 45 when reading glasses are needed for up close vision, a monocle can help greatly. Watch this special episode of A State of Sight with Isaac...
Fuchs dystrophy, corneal endothelial dystrophy – A State of Sight #19
Fuchs dystrophy, an inherited problem of the cornea, can cause blurred vision due to swelling of the cornea. Isaac Porter, MD, from Lowry Porter Ophthalmology, explains Fuchs dystrophy, including the changes that patients may notice and the treatment options...
Corneal hydrops, advanced keratoconus, acute corneal edema – A State of Sight #21
In keratoconus, the cornea progressively thins and protrudes into a cone shape. If this becomes severe, an inner-layer break in the cornea can occur, causing corneal hydrops. Acute hydrops results in pain, redness, decreased vision, and corneal swelling. In this...
Dr. Isaac W. Porter, MD
Isaac W. Porter, M.D. is a fellowship trained cornea and refractive surgeon. He is committed to helping his patients obtain their best possible vision with medical and surgical options. Dr. Porter’s areas of expertise include vision correction with LASIK, SMILE, and PRK, and advanced cataract surgery including laser cataract surgery and advanced lens implants that can correct a wide range of vision and correct astigmatism. He is the only surgeon in North Carolina performing the newest laser vision correction procedure, SMILE.