Different Effects and Symptoms of Starvation Mode. Starvation happens when the body is deprived of the essential nutrients it requires for proper function and survival. When the body does not receive these nutrients that come from food and liquids, side effects occur.
Why It Is Done. A kidney biopsy is done to: 1  Find kidney disease when there is blood or protein in the urine or when the kidneys are not working well. 2  Check kidney problems seen on an ultrasound or a CT scan. 3  Watch kidney disease and see if treatment is working.  Find out why a transplanted kidney isn't working well.
Why It Is Done. A bone marrow aspiration, biopsy, or both are done to: 1  Look for the cause of problems with red blood cells, white blood cells, or platelets in people who have conditions such as thrombocytopenia, anemia, or an abnormal white blood cell count. bone marrow biopsy removes a small amount of bone and a small amount of fluid and cells from inside the bone (bone marrow). A bone marrow aspiration removes only the marrow.