FILE - This undated photo provided by Westfield Public Schools in Westfield, N.J., shows Westfield High School principal Dr. Derrick Nelson, who died after donating bone marrow to a 14-year-old ...
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, ...
Verywell Health on MSN
What is bone marrow and why is it important?
Medically reviewed by Gagandeep Brar, MD Key Takeaways Bone marrow fills the cavities in your bones and produces blood cells.Red blood cells carry oxygen, white blood cells fight germs, and platelets ...
A beloved Westfield, N.J., educator, who went into a coma after he donated bone marrow to help a stranger in another country, has died. Derrick Nelson, 44, lost his life Sunday a month after going ...
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