Why is MRD testing important for patients to get done?

Why is MRD testing important for patients to get done?
What are some promising investigational agents and novel therapies for relapsed/refractory patients?
Who should consider MRD testing and when should it be done?
Are there any targeted approaches for specific genetic subsets that patients should ask about?
Are MRD tests and detection thresholds standardized across labs or is it important to complete MRD testing with the same lab each time?
Is there a role for conventional chemotherapy in the treatment of relapsed and refractory myeloma?
What are the two approaches to treating smoldering myeloma?
How and why should I obtain a second opinion?
What is IgM MGUS?
What are the common side effects of Vyxeos and how are these side effects managed?