Patients with multiple myeloma report more problems with quality of life (QoL) than other haematological malignancies over the course of their incurable illness. The patient-centred Myeloma Patient Outcome Scale (MyPOS) was developed to assess and monitor symptoms and supportive care factors in routine care. | Challenges in the cultural adaptation of the German Myeloma Patient Outcome Scale MyPOS An outcome measure to support routine symptom assessment in myeloma care