People who have type 2 diabetes and who get hemodialysis for kidney disease might need to take less background (basal) insulin on days after dialysis than they do on days when they have not had dialysis. 1  Last Reviewed: September 13, 2013. 2  Last Edited: October 7, 2013.
Recovery from PRK surgery is a little longer. For the first few days while the corneal epithelium regenerates, PRK patients usually report hazy vision, some soreness, and light sensitivity. This typically clears up after the first few days, and most PRK patients are able to drive and return to work around Day 4 or 5.
PRK eye surgery is highly accurate in correcting many cases of nearsightedness. Approximately 80% to 90% of PRK patients have 20/20 vision without glasses or contact lenses one year after the surgery; 95% to 98% have 20/40 or better without glasses or contacts. Disadvantages of PRK eye surgery include: