Does Strabismus Surgery Affect My Eligibility for Pilot Physical Exams? - Ophthalmology

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Strabismus surgery Class A physique


I would like to ask the doctor, I have intermittent exotropia and have undergone corrective surgery.
Will this affect my Class 1 medical certificate? I am considering becoming a pilot in the future.
Thank you.

Pili Xiao Zhu, 10~19 year old female. Ask Date: 2018/05/09

Dr. Chen Anping reply Ophthalmology


Hello, sir: Regarding the issue you raised, it may affect your physical constitution type A.
Hualien Hospital of the Ministry of Health and Welfare is concerned about your health.

Reply Date: 2018/05/09

More Info


Strabismus surgery, particularly for intermittent exotropia, can have implications for your eligibility for pilot physical exams, but it largely depends on the specific regulations set forth by aviation authorities, such as the Federal Aviation Administration (FAA) in the United States.
First, it’s important to understand what strabismus is. Strabismus is a condition where the eyes do not properly align with each other when looking at an object. This misalignment can lead to issues with depth perception and binocular vision, which are critical for pilots. Surgical correction aims to realign the eyes, improving visual function and cosmetic appearance.

In the context of aviation medical standards, the FAA has specific guidelines regarding vision requirements for pilots. According to FAA regulations, a first-class medical certificate (required for airline transport pilots) mandates that a pilot must have distant vision of 20/20 or better in each eye, with or without correction. Additionally, the pilot must have the ability to perceive colors necessary for the safe performance of airman duties.

After undergoing strabismus surgery, your vision may improve significantly, but there are a few factors to consider:
1. Post-Surgery Recovery: After surgery, it’s crucial to allow adequate time for recovery and to follow up with your ophthalmologist. Ensure that your vision stabilizes and that you achieve the best possible visual acuity. The FAA may require documentation from your eye doctor confirming that your vision meets the necessary standards.

2. Binocular Vision: One of the key concerns with strabismus is the ability to use both eyes together effectively. If your surgery successfully restores proper alignment and you regain good binocular vision, this will positively impact your eligibility. However, if you still experience issues with depth perception or double vision, this could be a disqualifying factor.

3. Medical Documentation: When applying for your pilot medical exam, you will need to provide comprehensive medical documentation regarding your strabismus and the surgical correction. This includes pre-operative and post-operative assessments, as well as any ongoing treatment or therapy.

4. Consultation with an Aviation Medical Examiner (AME): It’s advisable to consult with an AME who is familiar with the FAA regulations. They can provide guidance on how your specific case may be viewed and what documentation will be necessary for your medical examination.

5. Individual Assessment: Each case is evaluated on an individual basis. Factors such as the degree of strabismus, the success of the surgery, and your overall visual function will all play a role in determining your eligibility.

In summary, while strabismus surgery can potentially affect your eligibility for pilot physical exams, successful surgical outcomes that restore proper eye alignment and visual function can lead to a favorable assessment. It is essential to work closely with your healthcare providers and an AME to ensure that you meet the necessary requirements for your desired pilot certification. Always keep in mind that safety is the top priority in aviation, and any visual impairments that could compromise safety will be taken seriously by regulatory bodies.

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