Examination of the vitreous...

Youtube HD video

Q. What is the benefit of performing a dilated fundus examination?

 



The virtually invisible vitreous is visualized through Tyndall effect.

 


Tyndall effect is maximized through:

1.    Dark adaptation of the examiner.

2.    Maximizing the subtending angle of incident light, which is achieved through:

·      
Pupillary dilatation.

      • Green light.


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