What is the preferred type of corneal transplant for keratoconus and corneal scars?

What is the preferred type of corneal transplant for keratoconus and corneal scars?

The preferred type of corneal transplant for keratoconus and corneal scars is an anterior lamellar keratoplasty or ALK which is a partial thickness corneal transplant .  In this type of transplant only the part of the cornea with the problem (in this case, the front of the cornea) is replaced.  In the pictures below, two… Read More


Are premium lenses necessary for cataract surgery?

Premium lenses are not a necessary requirement for cataract surgery.  However, most patients will have a intraocular lens (IOL) placed inside the eye at the time of cataract surgery.  It is easy for patients and doctors to get caught up in “the next new thing”.  However, the quality of the standard monofocal intraocular lenses covered… Read More


Zepto for Cataract Surgery in Houston

Zepto for cataract surgery is a fantastic option for premium, toric intraocular lenses and complex cases.  Cataract surgery is like removing the chocolate (the cataract) from an green M&M candy and leaving the green candy coating behind.  The new artificial lens is then placed inside the green candy coating shell.  Eye doctors call that green… Read More


“Vital” Eye Reseach Review: Do antiviral medications help in herpes?

Herpes simplex virus (HSV) can be particularly devastating on the clarity of the cornea and on vision. It is well known that HSV keratitis can recur weeks, months, and even years after the first “acute” episode. Each recurrence of herpes comes with the added risk of new corneal scarring, worsening of vision, and the possible… Read More


Dr. Vital, what are the types of corneal transplants?

There are three types of corneal transplants that are most frequently performed:  ALK, DSAEK, and PKP.  During your consultation, I will discuss the options that are most relevant and appropriate for you.  The following are special images taken during surgery to help you understand the differences between these types of keratoplasty. ALK Anterior lamellar keratoplasty… Read More


Online Clinic

My Online Clinic: Houston Eye Associates / Dr. Vital

Understanding Our Patient Portal: My Online Clinic My Online Clinic My Online Clinic allows our office to communicate with you securely. The best way to create an account is to respond to the email we send you after an appointment which contains a link that takes you to the patient portal. You can also visit… Read More


What is recurrent erosion syndrome?

Do you have recurrent erosion syndrome of the cornea? Do you get sharp stabbing pains in the eye either in the middle of the night or in the morning when you wake up? Do you wake up in the morning with the sensation that your eyes are so dry that the eyelid is stuck to… Read More


Why do I get repeated or recurring pink eye infections?

  Most eye and eyelid infections are not actually classic “pink eye”.  Pink eye is a viral infection with adenovirus.  More often, repeated and recurring “pink eye infections” are caused by Staphylococcal hypersensitivity (Staph hyper). Staph hyper is very similar to eczema of the skin.  It involves an overgrowth of the normal Staphylococcal bacteria that… Read More


What causes flashes and floaters? What is a posterior vitreous detachment (PVD)?

Flashes and floaters can be a sign of a condition called posterior vitreous detachment (PVD). Although this sounds like retinal detachment is it usually much less serious. Most of the liquid volume of the eye is composed of a fluid called vitreous. This fluid is thick, gel-like, sticky, and very similar to uncooked egg white…. Read More


What is a pinguecula? What is a pterygium?

These photos below show a pinguecula and a pterygium: One of the common abnormalities of the eye is yellowish or red bumps that can occur on the white of the eye in the corners. They can become elevated over time and have a slightly yellowish or red and vascular appearance. These are called pinguecula when… Read More