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Update on Prevention, Diagnosis & Treatment of Diabetic Macular Edema ( DME) Part 4. A. Paul Chous, MA, OD, FAAO Specializing in Diabetes Eye Care & Education Tacoma, WA Adjunct Instructor, Nova Southeastern University College of Optometry
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Update on Prevention, Diagnosis & Treatment of Diabetic Macular Edema (DME) Part 4 A. Paul Chous, MA, OD, FAAO Specializing in Diabetes Eye Care & Education Tacoma, WA Adjunct Instructor, Nova Southeastern University College of Optometry Principal Investigator for the Diabetes Visual Function Supplement Study (DiVFuSS)
Patients with Closer to Optimal Glucose Control Achieved Better Visual Outcomes on Anti-VEGF Therapy Best corrected vision during 1 year follow-up according to HbA1c level A1c < 7% resulted in an extra Line on the eye chart when using Avastin™ in DME Note: Retrospective case series of patients treated with bevacizumab CMT=central macular thickness. Matsuda S et al. J Diabetes Complications. 2014;28(2):166-170.
Patient DKS – fell through the cracks • 52 yo female with T2DM x 5 years • Takes lisinopril but discontinued her metformin x 6 months due to GI distress • “I’ve been having some vision trouble and am here for a better glasses prescription” • No eye exam x 16 mos and last A1c = 8.4% • + sleep apnea but does not use CPAP
CSME/Center-Involved DME 20/200 vision
Retinal Thickening Normal < 300 microns Retinal Edema On OCT
5 Injections of Ranibizumab Later 20/40 Vision Foveal thickness now 280 microns Patient Can Legally Drive
Preventing DME • Delay onset of diabetes • Optimize metabolic control of DM • Dx and treat obstructive sleep apnea • If TZDs are indicated, use low dose • Regular eye exams to reinforce evidence-based preventive strategies
Preventing Vision Loss from DME • Regular, dilated eye examinations • 3% of newly diagnosed T2DM patients have CSME!!!! • Do NOT delay until A1c is lowered!!! • Achieve & Maintain metabolic control • Communicate & collaborate with eye doctors (ophthalmology and optometry) • What is the A1c goal? • Ensure patients referred to retinal specialty for treatment keep their scheduled appointments
Thank You! A. Paul Chous, MA, OD, FAAO dr.chous@diabeticeyes.com