Collection of Samples of Bone Marrow Aspiration From Patients With Myelodysplastic Syndrome

"Blood is collected in order to perform in vitro research:~1. If a routine blood test is performed for clinical tests, the sponsor will receive the results of the Complete blood count (CBC) and an additional blood sample from the same puncture of 20ml to maximum 40ml will be collected for this study.~2. If no routine blood test is performed for clinical tests, a CBC will be performed for the study and an additional blood sample of 20ml to maximum 40ml will be collected.~Additional Bone marrow (BM) material will be obtained from the same puncture performed for routine clinical tests:"