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Published on: 1/1/2007
Last Visited: 3/11/2007
Dr. Shah has no proprietary interest in the technology and is not a consultant for Refractec.Phone: 79-2630-7878/6878 E-mail:
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useful procedure for cataract patients with residual astigmatism, according to Tejas D. Shah, MD, who spoke at the XXIV Congress
of the European Society of Cataract and Refractive Surgeons.
Dr. Shah, founder and chief executive officer of Amdavad Eye Laser Hospitals, Ahmedabad, India, described his prospective
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Treatment of residual astigmatism was conservative to avoid overcorrection, explained Dr. Shah.
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and not a spherical treatment for the entire cornea," Dr. Shah said.
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With a standard treatment of eight spots placed at 7 mm from the entrance pupil, Dr. Shah had found an effect of 1.75 D. Other
surgeons' experiences also indicated about the same effect when applying two spots along the flat axis, but only in the specific
axis, he said.
"When determining how much treatment to give a patient, one of the guidelines for CK is that the further away from the center
of the pupil the treatment is placed, the less the effect of the treatment," Dr. Shah said."Understandably, the closer toward
the center of the pupil that the treatment is placed, the greater the effect."
He therefore surmised that treating at 8 mm instead of 7 mm from the entrance pupil might result in a less effective treatment
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