In what way is the liver is affected by multiple myeloma?

Usually not. The liver is not usually affected by myeloma however clusters of myeloma cells can rarely deposit in the liver. These are called plasmacytomas.
It is usually not. Usually myeloma doesn't attack the liver but many of the drugs we use to treat it do have effects on the liver. Also, a related type of cancer called amyloidosis can invade the liver and other organs and interfere with their function.

Related Questions

Can multiple myeloma affect the liver?

Yes. Not common. Yes. Multiple myeloma can effect any organ. However, liver involvement is not common. Myeloma generally involves the bones predominantly; however there are reports of nearly every organ being involved in including the brain. Liver involvement by any cancer can make some types of chemotherapy (that is processed by the liver) more difficult to give.
Rarely but yes. Multiple myeloma is a plasma cell disorder primarily effecting bone marrow. In the solitary version an occasional lesion is seen in soft tissue such as pharynx. Liver involvement is very rare, the most common presentation being in the form of amyloidosis or cholestatic jaundice. Clonal selection after thalidomide treatment might be one cause. In practice the incidence of liver lesions is les.

Mom has liver cancer and now multiple myeloma? When can she be cured?

Chemotherapy. Sorry bad combination, see your family physician for referral to an oncologist. Great chemotherapeutic agents are available now to achieve a good palliation.
Unfortunate. It is with regret that I have to state that neither liver cancer nor multiple myeloma are generally curable cancers. Liver and bone marrow transplants may offer hope if a person has only one.

What are some of the tests for Multiple myeloma?

The tests for Multiple myeloma include: Albumin, Basic metabolic panel, Bone marrow biopsy, Complete blood count, Ionized calcium, Lactate dehydrogenase, MRI, Skeletal survey, C reactive protein, Protein electrophoresis, 24 hour urine protein electrophoresis, Free kappa lambda light chains, Beta 2 microglobulin.