<unk>  refers to the pathologic analysis of samples of<unk><unk>  obtained by<unk><unk>  biopsy (often called trephine biopsy) and<unk><unk>  aspiration.<unk>  is used in the diagnosis of a number of conditions, including leukemia, multiple myeloma, lymphoma, anemia, and pancytopenia. The<unk><unk>  produces the cellular elements of the blood, including platelets, red blood cells and white blood cells. While much information can be gleaned by testing the blood itself (drawn from a vein by phlebotomy), it is sometimes necessary to examine the source of the blood cells in the<unk><unk>  to obtain more information on hematopoiesis; this is the role of<unk><unk>  aspiration and biopsy.
Bone marrow examination
Chromatography in blood processing
Iron tests
Blood smear
Cranial nerve examination
Peripheral vascular examination
Ultrasonography of liver tumors
Pulmonary examination