Prosthetic iris devices.

  title={Prosthetic iris devices.},
  author={Sathish Kumar Srinivasan and Darren S J Ting and Michael E Snyder and S. U. M. Dhanyamraju Prasad and H. R. Koch},
  journal={Canadian journal of ophthalmology. Journal canadien d'ophtalmologie},
  volume={49 1},
Congenital iris defects may usually present either as subtotal aniridia or colobomatous iris defects. Acquired iris defects are secondary to penetrating iris injury, iatrogenic after surgical excision of iris tumours, collateral trauma after anterior segment surgery, or can be postinflammatory in nature. These iris defects can cause severe visual disability in the form of glare, loss of contrast sensitivity, and loss of best corrected visual acuity. The structural loss of iris can be… CONTINUE READING