Medical Imaging Technologies for     Ocular Disease Primary     O l      i        i         Care Screening                ...
I2R  Technologies on Different Image Modalities for Major Ocular Disease M d liti f M j O l DiPrimary Care Screening
Major Causes of Blindness      Causes of blindness as a percentage of total blindness      C        f bli d               ...
Ocular Diseases Primary Care Screening Automatic Cataracts grading from Lens images                     g     g           ...
AGLAIA    Architecture for Automatic GLaucoma Diagnosis and Its Genetic Association Study through Medical         Image In...
Glaucoma Irreversible loss of optic nerves                       p Second leading cause of blindness  5.7 million glaucoma...
Validation                            Air puff eye                            pressure                            measurem...
Results
We look forward to working with you
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JIMMY LIU - Ocular Image Processing

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JIMMY LIU - Ocular Image Processing

  1. 1. Medical Imaging Technologies for  Ocular Disease Primary  O l i i Care Screening Jimmy Liu jliu@i2r.a‐star.edu.sg Institute for Infocomm Research (I2R) March 2012
  2. 2. I2R  Technologies on Different Image Modalities for Major Ocular Disease M d liti f M j O l DiPrimary Care Screening
  3. 3. Major Causes of Blindness Causes of blindness as a percentage of total blindness C f bli d t f t t l bli d “Global data on visual impairment in the year 2002” World Health Organization Bulletin
  4. 4. Ocular Diseases Primary Care Screening Automatic Cataracts grading from Lens images g g g Automatic Cup‐to‐Disc Ratio (CDR) Calculation from fundus  images for Glaucoma screening   Automatic Glaucoma subtype classification from RETCAM  images Automatic Glaucoma subtype classification from OCT images Automatic Glaucoma subtype classification from OCT images Automatic Drusen detection from fundus images for AMD  assessment Automatic Cornea Analysis from OCT images Automatic Pathological Myopia screening from fundus images
  5. 5. AGLAIA Architecture for Automatic GLaucoma Diagnosis and Its Genetic Association Study through Medical  Image InformAtics
  6. 6. Glaucoma Irreversible loss of optic nerves p Second leading cause of blindness  5.7 million glaucoma blind (total 38 million blind in the world) Glaucoma can be slowed if detected early
  7. 7. Validation Air puff eye pressure measurementN = 1,676 subjects DiagnosticMean Age: 57.7 years performance Retinal fundusGender (M/F): 832 / 844 analysis: photography + ReceiverMean CDR: 0 40 0.40 AGLAIA Operating(range: 0.10 to 0.95) Characteristic (ROC) curve(Glaucoma Dx: 46 subjects (2.7%)) (2 7%)) Full ophthalmic exam at SERI
  8. 8. Results
  9. 9. We look forward to working with you
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