If the biopsy shows that you have multiple myeloma, your doctor needs to learn the extent (stage) of the disease to plan the best treatment. Staging may involve having more tests:
Doctors may describe multiple myeloma as:
The stage takes into account whether the cancer is causing problems with your bones or kidneys. Smoldering multiple myeloma is early disease without any symptoms. For example, there is no bone damage. Early disease with symptoms (such as bone damage) is Stage I. Stage II or III is more advanced, and more myeloma cells are found in the body.