Gdańsk hosted specialists from across Poland, as well as experts from leading scientific centres in Europe and the United States, during the 13th Congress of the Polish Society of Paediatric Oncology and Haematology. The event took place on 11st–13rd June 2026 and was organised by the Department of Paediatrics, Haematology and Oncology of the MUG. The programme addressed the most important challenges in contemporary paediatric oncology and haematology. Considerable attention was devoted to innovative methods of treating childhood cancers, including targeted and cellular therapies, as well as