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Bone Marrow Aspiration
and Biopsy

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Also known as: Bone Marrow; Bone Marrow Examination
Formal name: Bone Marrow Aspiration; Bone Marrow Biopsy

At a Glance

Why Get Tested?

To evaluate the number and appearance of blood cell precursors in the bone marrow; to evaluate the structure and adequacy of the blood cell-producing marrow; to help investigate or diagnose a disease or condition affecting the bone marrow or blood cell production

When to Get Tested?

When you are anemic without an obvious cause; when you have or are suspected of having a blood-related disorder or cancer that may be affecting blood cell production; sometimes when a health practitioner is investigating a fever of unknown origin, especially when you have a weakened immune system (immunocompromised)

Sample Required?

A bone marrow sample collected primarily from the hip bone (pelvis); sometimes collected from the sternum in adults or the tibia (shin bone) in infants

Test Preparation Needed?