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General Ophthalmic Problems·Chino Hills, San Bernardino County

Ataxia-Telangiectasia (Louis-Bar Syndrome) Treatment in Chino Hills, California

Medically reviewed by Dr. Alexander Bonakdar, O.D. · Updated February 2026

Ataxia-Telangiectasia (A-T), also called Louis-Bar syndrome, is a rare autosomal recessive disorder affecting multiple body systems. Ocular telangiectasias - dilated blood vessels appearing on the whites of the eyes - are pathognomonic and typically appear between ages 5-8. Oculomotor apraxia, the inability to smoothly move the eyes from one point to another, is an early defining symptom that significantly impacts reading and daily activities.

Chino Hills patients experiencing ataxia-telangiectasia (louis-bar syndrome) benefit from our 35+ years of diagnostic experience and advanced imaging capabilities, ensuring accurate diagnosis and evidence-based treatment.

Dr. Bonakdar on Ataxia-Telangiectasia (Louis-Bar Syndrome)

Direct Answers from Dr. Bonakdar

Dr. Alexander Bonakdar at EyeCare Center of Orange County provides expert ataxia-telangiectasia (louis-bar syndrome) diagnosis and treatment for patients in Chino Hills and throughout Orange County. With over 35 years of clinical experience and advanced diagnostic technology, each patient receives a personalized treatment plan based on their specific condition severity and lifestyle needs.

What is Ataxia-Telangiectasia (Louis-Bar Syndrome)?

Ataxia-Telangiectasia (A-T), also called Louis-Bar syndrome, is a rare autosomal recessive disorder affecting multiple body systems. Ocular telangiectasias - dilated blood vessels appearing on the whites of the eyes - are pathognomonic and typically appear between ages 5-8. Oculomotor apraxia, the inability to smoothly move the eyes from one point to another, is an early defining symptom that significantly impacts reading and daily activities.

How is Ataxia-Telangiectasia (Louis-Bar Syndrome) treated?

Treatment options include Regular comprehensive eye examinations, Assessment and monitoring of eye movement disorders, Vision therapy for oculomotor dysfunction when appropriate, Prism glasses for strabismus management. The best approach depends on your specific diagnosis, severity, and lifestyle needs.

What are the symptoms of Ataxia-Telangiectasia (Louis-Bar Syndrome)?

Common symptoms include Ocular telangiectasias (prominent dilated vessels on sclera), Oculomotor apraxia (difficulty moving eyes voluntarily), Nystagmus (involuntary eye movements), Strabismus, Difficulty tracking objects. If you experience any of these, a comprehensive eye examination can determine the cause.

What are the symptoms of Ataxia-Telangiectasia (Louis-Bar Syndrome)?

Chino Hills residents experiencing any combination of the following symptoms should schedule a comprehensive evaluation:

  • Ocular telangiectasias (prominent dilated vessels on sclera)
  • Oculomotor apraxia (difficulty moving eyes voluntarily)
  • Nystagmus (involuntary eye movements)
  • Strabismus
  • Difficulty tracking objects
  • Problems with reading and visual attention
  • Progressive decline in smooth eye movements

How is Ataxia-Telangiectasia (Louis-Bar Syndrome) treated?

Treatment for Chino Hills patients is tailored to the specific type and severity of their condition. Options available at our practice include:

Regular comprehensive eye examinations
Assessment and monitoring of eye movement disorders
Vision therapy for oculomotor dysfunction when appropriate
Prism glasses for strabismus management
Educational accommodations for reading difficulties
Coordination with neurology and immunology teams
Low vision services as needed

Ataxia-Telangiectasia (Louis-Bar Syndrome) FAQs for Chino Hills Patients

Common questions from Chino Hills patients about our eye care services

At EyeCare Center of Orange County, we diagnose ataxia-telangiectasia (louis-bar syndrome) using advanced diagnostic equipment including corneal topography, OCT imaging, and comprehensive eye examinations. Chino Hills patients receive the same comprehensive diagnostic technology used at major academic eye centers, right here in Orange County.
We offer comprehensive treatment options for ataxia-telangiectasia (louis-bar syndrome) including specialty contact lenses, medical therapy, and advanced procedures. Dr. Bonakdar personalizes each Chino Hills patient's treatment plan based on condition severity, lifestyle demands, and long-term visual goals.
Call (714) 558-1182 or book online. Initial consultations take 60-90 minutes and include comprehensive testing. Our centrally located Orange County practice is easily accessible from Chino Hills, with appointment times designed to fit your schedule.
Yes, we accept most major vision and medical insurance plans including VSP, EyeMed, Medicare, and Medi-Cal for ataxia-telangiectasia (louis-bar syndrome) diagnosis and treatment. We verify your coverage and discuss costs before any procedures.

Have more questions? Call us at (714) 558-1182

Ataxia-Telangiectasia (Louis-Bar Syndrome) Care for Chino Hills Residents

Ataxia-Telangiectasia (Louis-Bar Syndrome) is a systemic condition with important ocular manifestations that require specialized monitoring. Our centrally located Orange County practice is easily accessible for Chino Hills residents, with flexible scheduling to accommodate your needs. Patients from Chino Hills with ataxia-telangiectasia (louis-bar syndrome) benefit from our comprehensive approach: we screen for the specific ocular findings associated with this condition, document baseline and changes, and communicate findings to your managing physician. Regular surveillance helps detect treatable complications early.

About Chino Hills

Affluent hillside community with excellent schools and Asian-American population

Population: 78,000+

Affluent familiesAsian-American communityProfessionalsOutdoor enthusiasts

Languages Spoken in Chino Hills

Our practice serves the diverse Chino Hills community. We provide care to patients who speak:

EnglishMandarinKoreanSpanishTagalog

Eye Health Priorities for Chino Hills

  • Comprehensive eye examinations
  • Contact lens fittings
  • Glasses and eyewear
  • Eye disease treatment
  • Emergency eye care

Conveniently Located Near Chino Hills Landmarks

Our Orange County practice is easily accessible for Chino Hills patients living near:

Chino Hills State Park
The Shoppes at Chino Hills
Vellano Country Club
Los Serranos Country Club
Ayala High School

Getting to Our Office from Chino Hills

Drive Time
30 min
Primary Route
57 Freeway
Distance
18.5 mi

Chino Hills patients typically reach our Santa Ana office via the 57 Freeway in approximately 30 minutes. Free on-site parking is available in our building.

801 N Tustin Ave, Ste 404, Santa Ana, CA 92705 — Get Directions

Chino Hills Neighborhoods We Serve

  • Vellano
  • Los Serranos
  • Butterfield Ranch
  • Western Hills

Zip codes: 91709

Don't Delay Treatment for Ataxia-Telangiectasia (Louis-Bar Syndrome)

Without timely care, ataxia-telangiectasia (louis-bar syndrome) can lead to lasting visual impairment. Early diagnosis and treatment offer the best outcomes for Chino Hills patients.

Why Chino Hills Patients Choose EyeCare Center for Ataxia-Telangiectasia (Louis-Bar Syndrome)

35+ Years of Experience

Dr. Alexander Bonakdar has served Orange County since 1991, with extensive experience treating ataxia-telangiectasia (louis-bar syndrome).

Advanced Diagnostics

OCT imaging, corneal topography, visual field testing, and retinal photography for precise diagnosis.

Insurance Accepted

VSP, EyeMed, Medicare, Medi-Cal, and most major vision and medical insurance plans.

Convenient for Chino Hills

Open Monday through Friday 9 AM – 6 PM with easy access from Chino Hills and surrounding communities.

Dr. Alexander Bonakdar - Board Certified Ophthalmologist

Your Ataxia-Telangiectasia (Louis-Bar Syndrome) Specialist in Chino Hills

Dr. Alexander Bonakdar is a board-certified ophthalmologist with over 35 years of experience treating ataxia-telangiectasia (louis-bar syndrome) and complex eye conditions. Trained at the #1-ranked Bascom Palmer Eye Institute, he has helped over 10,000 patients achieve and maintain clear vision.

35+ Years10,000+ PatientsBascom Palmer
Learn more about Dr. Bonakdar →

Patient Stories from Chino Hills

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Comprehensive Exam

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Santa Ana, CA

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Santa Ana, CA

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