Dr. Yamanaka has been a leading optometrist in the Los Alamitos, California area for close to 30 years. She earned her degree from Southern California’s College of Optometry. To stay up-to-date on the latest advancements in the field of optometry, Dr. Yamanaka maintains active membership in prestigious professional organizations such as the California Optometric Association and the American Optometric Association. She is certified in the treatment of eye diseases and serves as an expert examiner for the National Board of Optometry. Dr. Yamanaka is one of the few optometrists certified to treat glaucoma. She provides a full scope of services including contact lenses, ocular disease detection, refractive surgery consultations. About Glaucoma Glaucoma is a general name for a group of eye diseases that damage the optic nerve and the retinal nerve fiber layer of the eye. Often associated with gradual increases in pressure within the eyeball itself, glaucoma can result in partial or total blindness over time. The damage caused by glaucoma is irreversible, and it is currently the second-leading cause of blindness in Americans over age 40 in the United States. If you are experiencing symptoms, best to make an appointment with Dr. Yamanaka.