BETA - What are beta 2 microglobulin, LDH and albumin? Why are the tested at diagnosis? How often should they be tested?

BETA - What are beta 2 microglobulin, LDH and albumin? Why are the tested at diagnosis? How often should they be tested?
BETA - How is mass spectrometry being used to monitor myeloma response? What is MASS-FIX?
What are the NCCN Treatment Guidelines? What strategy should be used in selecting a therapy?
BETA - What is a urine protein electropheresis (UPEP) and when should it be done? Why is a 24 hour urine sample necessary?
How do treatments vary between myeloma and amyloidosis?
Is MRD status the first thing to change when someone relapses?
What percentage of myeloma patients also have amyloidosis?
Can someone be MRD negative but not in a complete remission?