A fine needle is gently inserted into a vein, and the tourniquet is removed. Blood flows from the vein through the needle, and is collected in a syringe or vial. After the needle is withdrawn, the puncture site is covered with a bandage for a short time to prevent bleeding. A person should request specific instructions from his or her healthcare provider. This can occur with conditions such as severe diarrhea.
Erythropoietin is a hormone made in the kidney.
Eclampsia is a serious condition involving high blood pressure, protein in the urine and swelling of the face and hands during pregnancy. It can lead to seizures and coma.