What are lytic and focal bone lesions?

Can a person with acute myeloid leukemia strengthen their immune system?
How is multiple myeloma staged? What is the Revised International Staging System (R-ISS)?
How does smoldering myeloma become active myeloma?
What blood and urine tests should be ordered if a myeloma diagnosis is suspected?
What imaging is done at diagnosis to detect myeloma bone disease?
Why is HealthTree University a good way to educate patients?