To register a large number of patients with the diagnosis of a BCR-ABL 1- negative myeloid neoplasm (according to WHO 2008 / 2016 classification) in participating centers~To store samples from all patients (e.g. bone marrow aspirate, peripheral blood, plasma, and buccal swap, skin biopsy samples in exceptional cases)~To perform morphologic and genetic analyses~To assess clinical characteristics and outcome data using a defined catalogue containing clinically relevant variables~To assess biological disease features and correlate with clinical outcome data (prognostic and predictive markers)~To assess quality of life
To register a large number of patients with the diagnosis of a BCR-ABL 1- negative myeloid neoplasm (according to WHO 2008 / 2016 classification) in participating centers~To store samples from all patients (e.g. bone marrow aspirate, peripheral blood, plasma, and buccal swap, skin biopsy samples in exceptional cases)~To perform morphologic and genetic analyses~To assess clinical characteristics and outcome data using a defined catalogue containing clinically relevant variables~To assess biological disease features and correlate with clinical outcome data (prognostic and predictive markers)~To assess quality of life