The European Working Group of MDS and SAA in childhood (EWOG-MDS/ EWOG-SAA) is an international cooperative study group, which is dedicated to improving care and outcome of children and adolescents with myelodysplastic syndromes (MDS), predisposition syndromes to myeloid malignancies, juvenile myelomonocytic leukemia (JMML) and other rare myeloproliferative syndromes, and severe aplastic anemia and rare inherited bone marrow failure syndromes.
58th Annual SIOP Congress, San Antonio, USA

We would like to draw attention to the 58th Annual SIOP Congress, which will take place 15–18 September 2026 in San Antonio, USA. The international congress brings together colleagues from around the world and features a diverse program of current scientific developments, professional exchange, and discussion.
For further information, please refer to the official congress website, which we have linked here.

Dear Colleagues and Friends,
We would like to sincerely thank all of you for your participation in the 11th Symposium of EWOG-MDS/EWOG-SAA, held from September 18 to 20, 2025, in Berlin, Germany. It was our great pleasure to welcome over 300 participants—220 in person and 105 virtually—from around the world to what proved to be a highly stimulating and enriching scientific program.
The presentations will be available for streaming on the Symposium-Website until March 31, 2026. Please note that access to the streaming content is exclusively reserved for registered participants of the meeting.
Additionally, photos from the meeting and the social event, kindly provided by some participants, will be shared in the members' section.
We very much look forward to welcoming you again in Utrecht, The Netherlands, in 2027 for the 12th Symposium of EWOG-MDS/EWOG-SAA.










