Articles/FAQ · Candidacy

Can You Get LASIK With An Astigmatism?

The short answer is yes, LASIK eye surgery can often be a suitable option for individuals with astigmatism. Technological advancements and techniques have made it possible for LASIK to effectively treat astigmatism, along with other refractive errors such as nearsightedness (myopia) and farsightedness (hyperopia).

LASIK for An Astigmatism

Can You Get LASIK with an Astigmatism?

LASIK (Laser-Assisted In Situ Keratomileusis) is a popular vision correction surgery that has helped millions of people reduce or eliminate their dependence on glasses or contact lenses. One common question prospective LASIK patients often ask is whether they can undergo LASIK if they have an astigmatism. In this article, we’ll explore the answer to this question and provide you with a comprehensive understanding of LASIK for astigmatism.

What is An Astigmatism?

Before delving into LASIK for astigmatism, it’s essential to grasp what astigmatism is. Astigmatism is a common refractive error that affects the eye’s ability to focus light properly onto the retina, leading to blurred or distorted vision. It occurs when the cornea (the clear front surface of the eye) or the eye’s lens has an irregular shape instead of being perfectly round or spherical.

In a normal eye, the cornea and lens are both uniformly curved, like a round ball. This curvature allows light to enter the eye and bend evenly, focusing on a single point on the retina. However, in the case of astigmatism, the cornea or lens has an elliptical or football-shaped curvature. As a result, light entering the eye is refracted differently at various angles, causing it to focus on multiple points on the retina. This leads to distorted and blurred vision, and objects may appear wavy or stretched.

Astigmatism can occur in combination with other refractive errors such as nearsightedness (myopia) or farsightedness (hyperopia), making vision correction more complex. Fortunately, eyeglasses, contact lenses, and refractive surgery, such as LASIK, are effective methods to correct astigmatism and provide clear, sharp vision by compensating for the irregular curvature of the eye’s structures.

Can You Get LASIK with Astigmatism?

The short answer is yes, LASIK eye surgery can often be a suitable option for individuals with astigmatism. Technological advancements and techniques have made it possible for LASIK to effectively treat astigmatism, along with other refractive errors such as nearsightedness (myopia) and farsightedness (hyperopia). However, the success of LASIK for astigmatism largely depends on the severity and type of astigmatism.

  1. Mild to Moderate Astigmatism: LASIK is usually highly effective in correcting mild to moderate astigmatism. These cases involve corneal irregularities that can be reshaped to achieve clearer vision. It’s essential to consult with an eye care professional to determine your eligibility for LASIK and to discuss your specific situation.
  2. Corneal Astigmatism: LASIK is particularly effective for astigmatism caused by irregularities in the cornea. The excimer laser used in LASIK procedures can precisely reshape the cornea to eliminate astigmatism.
  3. Lenticular Astigmatism: For individuals with astigmatism related to the eye’s lens, LASIK may not be the ideal solution. In such cases, alternative treatments or procedures may be recommended.

How to Get LASIK with Astigmatism?

Pre-LASIK Evaluation

Before undergoing LASIK for astigmatism, you will need a thorough pre-operative evaluation by an experienced ophthalmologist. This evaluation will include a comprehensive eye examination, measurements of your cornea, and a discussion of your visual needs and expectations. Your eye doctor will use this information to determine whether you are a suitable candidate for LASIK or if other vision correction options should be considered.

The LASIK Procedure

The LASIK procedure involves the use of an excimer laser to reshape the cornea, correcting the refractive error. For astigmatism, the laser is programmed to target the irregularities and bring the cornea to a more symmetrical shape. This reshaping allows light to focus properly on the retina, improving vision. LASIK is a quick and relatively painless procedure that typically offers rapid results, with many patients experiencing improved vision within 24 hours.

Post-LASIK Care

Following LASIK surgery, it is essential to follow your doctor’s post-operative care instructions diligently. This may include the use of prescribed eye drops and avoiding activities that could potentially irritate your eyes. Patients typically experience a significant improvement in vision within a few days to a few weeks after the procedure.

Conclusion on LASIK Eye Surgery and Astigmatism

In summary, LASIK can be an effective solution for astigmatism, provided that your astigmatism is not too severe and is primarily corneal in nature. The decision to undergo LASIK for astigmatism should be made after a thorough evaluation by a qualified eye care professional. With the right candidate and proper post-operative care, LASIK can help individuals with astigmatism achieve clearer and more comfortable vision.

It’s important to remember that individual results may vary, and the success of LASIK for astigmatism is contingent on various factors. Consult with an experienced eye care professional to determine the best vision correction option for your unique needs.


  1. Mayo Clinic Staff. (2018). Astigmatism. Mayo Clinic.
  2. American Academy of Ophthalmology. (2020). LASIK. EyeWiki.

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