Comparison of eye-rubbing effect in keratoconic eyes and healthy eyes using Scheimpflug analysis and a dynamic bidirectional applanation device.

Purpose: To compare the effect of eye rubbing on Scheimpflug imaging parameters and corneal biomechanics in eyes with keratoconus and healthy eyes.

Setting: Oftalmosalud Instituto de Ojos, Lima, Peru.

Design: Prospective cohort study.