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Patient
History:
This patient exhibits an interesting
five diopter cornea that is quite regular. The eyeglass
prescription of this eye is + 5.75 - 5.00 x 005 with an
acuity of 20/30. The astigmatism was a congenital trait with
little variance over the years. With the astigmatism being
completely generated by the cornea surface, a back toric
soft lens was fitted with all astigmatic power on the back
surface. The lens was a double slab-off design with the
toricity of the cornea holding the axis on mark. Correction
for this eye with the lens was 20/30. It can be noted that
it is rare for an eye with this high of an astigmatism to be
so regular and not have any cornea anomalies. |