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Diabetic Retinopathy

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Diabetic Retinopathy

  1. 1. DIABETIC RETINOPATHY <br />By Sama Hassan <br />4th year MBBS <br />Roll # 27002<br />
  2. 2. Definition<br />Diabetic retinopathy is a progressive microangiopathycharacterised by pre-capillary,capillaries and post-capillary venule damage and occlusion. <br />
  3. 3. Risk factors <br /><ul><li> Duration of diabetes
  4. 4. Poor metabolic control
  5. 5. Pregnancy
  6. 6. Hypertension
  7. 7. Nephropathy
  8. 8. Others like hypercholesterolemia, smoking and obesity. </li></li></ul><li>Pathogenesis<br />Microvascular occlusion <br /><ul><li>Pathogenesis
  9. 9. Consequences
  10. 10. Microvascular leakage
  11. 11. Pathogenesis
  12. 12. Consequences</li></li></ul><li>Pathogenesis <br />Microvascular occlusion<br />Microvascular leakage<br />
  13. 13. STAGES<br />
  14. 14.
  15. 15.
  16. 16.
  17. 17.
  18. 18.
  19. 19.
  20. 20.
  21. 21. Preproliferative<br />
  22. 22. IRMA<br />
  23. 23. IRMA<br />
  24. 24. Diabetic maculopathy<br />
  25. 25. Proliferative diabetic retinopathy<br />Neovascularization<br />NVD<br />NVE<br />Both<br />Clinical assessment<br />High risk characteristics<br />TREATMENT<br />
  26. 26. Signs & symptoms<br />Blurred vision <br />Floaters or flashes<br />Poor night vision <br />Impaired color vision<br />Gradual vision loss<br />DETECTION & DIAGNOSIS<br />Comprehensive eye examination including visual acuity test, ophthalmoscopy, tonometry, fluorescein angiography, OCT<br />
  27. 27. FLUORESCEIN ANGIOGRAPHY<br />
  28. 28. OPTICAL COHERENCE TOMOGRAPHY<br />To differentiate anatomic layers within retina<br />To measure retinal thickness <br />

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