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Diabetic Retinopathy Diabetic Retinopathy Presentation Transcript

  • DIABETIC RETINOPATHY
    By Sama Hassan
    4th year MBBS
    Roll # 27002
  • Definition
    Diabetic retinopathy is a progressive microangiopathycharacterised by pre-capillary,capillaries and post-capillary venule damage and occlusion.
  • Risk factors
    • Duration of diabetes
    • Poor metabolic control
    • Pregnancy
    • Hypertension
    • Nephropathy
    • Others like hypercholesterolemia, smoking and obesity.
  • Pathogenesis
    Microvascular occlusion
    • Pathogenesis
    • Consequences
    • Microvascular leakage
    • Pathogenesis
    • Consequences
  • Pathogenesis
    Microvascular occlusion
    Microvascular leakage
  • STAGES
  • Preproliferative
  • IRMA
  • IRMA
  • Diabetic maculopathy
  • Proliferative diabetic retinopathy
    Neovascularization
    NVD
    NVE
    Both
    Clinical assessment
    High risk characteristics
    TREATMENT
  • Signs & symptoms
    Blurred vision
    Floaters or flashes
    Poor night vision
    Impaired color vision
    Gradual vision loss
    DETECTION & DIAGNOSIS
    Comprehensive eye examination including visual acuity test, ophthalmoscopy, tonometry, fluorescein angiography, OCT
  • FLUORESCEIN ANGIOGRAPHY
  • OPTICAL COHERENCE TOMOGRAPHY
    To differentiate anatomic layers within retina
    To measure retinal thickness