Before the operation is to take the phases of reflection and decision.


One or more consultations are needed at the specialist eye doctor or surgeon to assess the individual ocular parameters and give the future precisely made its correction after surgery: in short, this myopia will it be removed completely or what the level residual myopia after surgery? Topography: assessment of the corneal elevation contour lines of the front part of the cornea, in which case, display a significant astigmatism.
This review evaluates:

Visual acuity
The rate of defects in refraction (the rate of myopia, hyperopia, astigmatism associated or not, presbyopia)
The cornea
the bends
Contour lines
The thickness
The quality of the different layers
The lens: transparency and position
The vitreous
The retina: search for predisposition to a detached retina