What does LOCS III stand for and what is its purpose?

• A. Lens Opacities Classification System III; used to grade cataract severity morphologically on slit-lamp exam.
• B. Latent Opacity Chart System III; used for measuring posterior capsule thickness.
• C. Lens Opacities Complexity Scale III; used to plan surgery.
• D. Light Opacity Classification System III; used for glare assessment.

Answer: (A)