This year’s Congress of the Polish Society of Nephrology was held in Katowice on June 12–14. During the Congress, the current recommendations of the Polish Society of Nephrology on modern diagnostic and therapeutic modalities for kidney diseases were presented. New possibilities of pharmacological nephroprotection in chronic kidney disease were discussed. Several lectures focused on the innovative treatment of hyperkalaemia. Also, the guidelines on the use of intravenous contrast agents and therapeutic strategies for reducing cardiovascular risk in patients with chronic kidney disease were presented. An important part of the Congress consisted of lectures on hereditary kidney diseases and modern treatment approaches in IgA nephropathy. Finally, the organized workshops provided an opportunity to review interesting clinical cases and update knowledge on the benefits of a low-protein diet in patients with chronic kidney disease.