New Key Questions and Tests to Precisely Identify Asthenopia Problems for Physicians, Parents and Patients

David Chang

David LH Chang, O.D.

A compassionate doctor, Dr. Chang provided diligent care for every one of his patients. He graduated from the New England College of Optometry in Boston.  He then completed a fellowship in ocular disease at West Roxbury and Brockton, MA, VA hospitals.  After his residency, he was the primary eye care doctor for 32 nursing homes in New England.  He discovered a new pupillary test to diagnose Alzheimer’s disease. He has worked with numerous sub-specialty ophthalmologists in retina, glaucoma, pediatric neurology and ophthalmology, cornea and refractive surgery.  Dr. Chang was Assistant Director at the San Jose Eye and Laser Medical Center.


There is growing evidence that common neurological symptoms and complaints, such as headaches, migraines, ADHD, dyslexia, seizures and autism may all originate from asthenopia or eye strains.  The presenter will share his... [ view full abstract ]


  1. David Chang (David LH Chang, O.D.)

Topic Area

Emerging opportunities in personalized medicine, cutting-edge new strategies and solutions


OS2b-R217 » Emerging opportunities in personalized medicine (15:15 - Tuesday, 26th June, 217)

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