In multiple myeloma, abnormal plasma cells build up inside bone marrow -- the spongy tissue inside large bones where blood cells are produced. Over time, myeloma cells cause damage to bones, kidneys, ...

Rhabdomyosarcomas are a rare form of cancer; however, the disease is responsible for about 60% of all soft-tissue sarcomas in children. Rhabdomyosarcomas are aberrant, malignant forms of muscle tissue ...