RK radial keratotomy the interwebs say it was a Russian, but in ’74 radial keratotomy Radial keratotomy English radial keratotomy http://en.wikipedia.org/wiki/Radial_keratotomy http://en.wikipedia.org/wiki/Radial_keratotomy radial keratotomy radial keratotomy Radial keratotomy http://en.wikipedia.org/wiki/Radial_keratotomy radial keratotomy http://en.wikipedia.org/wiki/Radial_keratotomy radial keratotomy