Tell your doctor if you have any reactions or allergies to anesthetics or analgesics. Bone-marrow aspiration and biopsy might be unsuitable if you have severe bleeding problems. No changes necessary. No changes necessary. Put on gown that is provided.
Discomfort disappears when the test is finished.
More than one bone-marrow sample may be required. A blood sample is collected before the procedure. You may be given a mild sedative an hour before the procedure. The anesthetic is administered. The procedure does not begin until you are numb.