Bone marrow cancer is a broad category that includes types such as multiple myeloma. ... Acute leukemia involves immature blood cells, called blasts, and symptoms can progress quickly.

Blast cells are immature white blood cells that reside in the blood and bone marrow. Research from 2018 suggests that blast cells should make up no more than 5% of healthy bone marrow cells.

Bone marrow cancer is a type of cancer that begins in the spongy tissue inside your bones, known as the marrow. Learn the common symptoms, risk factors, and the best available treatment options ...

Red bone marrow is the spongy tissue in your bones that makes blood cells. Learn about disorders, symptoms, and treatment options and more. Skip to main content . Home ; Conditions .