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Br J Ophthalmol 86:1181-1186 doi:10.1136/bjo.86.10.1181
  • Perspective

Systems of analysis of posterior capsule opacification

Table 1

Summary of some of the advantages and disadvantages of PCO evaluation systems

System of analysis Ease of availability Objectiveness Flexibility in use to measure varying criteria Sensitivity Specificity
+ = very poor; +++++ = excellent.
Vision loss/visual psychophysics +++++ ++ + ++ +
Nd:YAG capsulotomy rates +++++ ++ + ++ ++
Slit lamp grading +++++ + ++++ ++ ++
Fundus visibility +++++ + + ++ ++
Schiempflug system ++ +++ + +++ +++
Density map +++ ++++ ++ ++++ ++++
Computerised analysis of density boundaries ++++ ++++ ++++ ++++ ++++
Texture analysis + +++++ ++ +++++ ++++
Colour coded grid +++ ++++ +++ ++++ ++++

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