A Physician Performing a Bone Marrow Biopsy on a Patient

Multiple Choice

A physician performing a bone marrow biopsy on a patient suspected of having acute leukemia was unable to obtain any aspirate but was able to obtain two core biopsies. What is the best way for the laboratorian to use the material obtained?

A) Place both core biopsies in formalin and process one immediately; save the other for ancillary tests.
B) Place one core biopsy in formalin and freeze the second one at -70°C.
C) Place one core biopsy in formalin after making touch imprints; put the second in saline.
D) Place both core biopsies in saline; freeze one at 0°C, and process the other immediately.