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A mature cell returning to a less mature state. See differentiate, undifferentiated. In cancer, refers to how mature (developed) the cancer cells are in a tumor. Differentiated tumor cells resemble normal cells and tend to grow and spread at a slower rate than...
Glossary All, Item, Recipes starting with D
See drug delivery.
Glossary All, Item, Recipes starting with D
The amount of darkness or light in an area of a scan reflects the compactness and density of tissue. The amount of darkness or light in an area of a scan reflects the compactness and density of tissue. Differences in tissue density are the basis for CT and MR...
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Dual-energy X-ray absorptiometry. A technique used to measure bone mineral density, but which can also be used to measure body composition. Dual Energy X-Ray Absorptiometry (DEXA) is a test that uses x-rays to measure the thickness of the bones in the hip, spine,...
Glossary All, Item, Recipes starting with D
A problem with water balance in the body causing excess urine production and great thirst, due to pituitaryhypothalamic damage. Diabetes mellitus, which has the same symptoms, is due to insufficient insulin production by the pancreas. Diabetes Insipidus symptoms...
Glossary All, Item, Recipes starting with D
A metabolic disease in which carbohydrate utilization is reduced and that of lipid and protein enhanced; it is caused by an absolute or relative deficiency of insulin and is characterized, in more severe cases, by chronic hyperglycemia, glycosuria, water and...