Budapest Nephrology School is a one-week, English speaking, internationally recognized, CME refresher nephrology course which has been organized by the Hungarian Kidney Foundation at the Semmelweis University for the past 20 years, under the auspices of ISN, ERA-EDTA, RPS, IFKF and ISP. The 22st Budapest Nephrology School is held in conjunction with the 13th International Symposium on Wine and Health and the 10th World Kidney Day celebration.