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Red marrow

Medulla ossium rubra · Červená kostní dřeň

Blood & marrow

Looks like

Soft red tissue filling the spongy bone of the pelvis, spine, ribs, breastbone and skull in adults.

What it does

Makes red cells, white cells and platelets.

Keeping it well

Replaced by cancers such as leukaemia or myeloma; tiredness, infections and bruising together need a blood count.

Related conditions