Dr. Joann Cong yin Chang M.D.
Ophthalmologist
74 Main Street Gardner MA, 01440Practice Philosophy
Traditional Medicine
About
JoAnn Chang, M.D., is a cornea specialist, cataract and refractive surgeon. Dr. Chang earned her medical degree at The University of Cincinnati College of Medicine where she was inducted into the Alpha ...
Education and Training
University of Cincinnati / Main Campus 2004
Board Certification
OphthalmologyAmerican Board of OphthalmologyABO
Provider Details
Expert Publications
Data provided by the National Library of Medicine- Cataract surgery following phakic intraocular lens implantation.
- Iris-fixated phakic intraocular lens implantation for correction of high myopia in microspherophakia.
- Salzmann nodular degeneration after laser in situ keratomileusis.
- Laser in situ keratomileusis flap complications using mechanical microkeratome versus femtosecond laser: retrospective comparison.
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Recommended Articles
- How to Prepare for Cataract Surgery
The normal process of aging is the leading cause of cataracts. The eye’s lens slowly loses its clarity and gets cloudy as we age. As a result, the quality of vision decreases. Cataract surgery is recommended when your life’s quality starts to suffer.It is important to know how to prepare...
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A child’s eyesight develops over time, starting with the ability to see objects 8 to 10 inches from their face. The child's eyesight improves gradually between the ages of 12-weeks-old to 16-weeks-old, to which they are able to see objects from farther away. Vision problems in children arise...
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Cataracts are defined as the clouding of lens in your eye. The clear lens of your eye becomes increasingly foggy causing a great deal of issues with eyesight. The effects of cataracts can be felt more strongly at night sometimes due to the poor visibility conditions which prevail already. Cataracts...
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Eye floaters are small, moving specks on the eyeball that often occur in one's field of vision. These grey or black dots, become more prominent while looking at a bright object. If the floaters are large they may shadow vision, but in most cases, eye floaters are harmless. People often neglect or...
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Conjunctivitis is a very unpleasant eye condition that may cause discomfort and pain in the eyes. This disease has to be medically treated. Thus, it’s important to determine the causes and triggers of this disease. If you suspect that you have conjunctivitis, you should visit an ophthalmologist to...
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