What Does Name Joann Mean. You are honest, benevolent, brilliant and often inventive, full of high inspirations. You are courageous, honest, determined, original and creative. You are a leader, especially for a cause. Sometimes you do not care to finish what you start, and may leave details to others.
Erythrocytosis is a condition in which there is an abnormally high number of red blood cells, or erythrocytes, in the circulation. What is called primary erythrocytosis may be caused by a rare bone marrow disorder, known as polycythemia vera, where the bone marrow produces too many red cells.
What is erythropoietin (EPO)? Erythropoietin is an important hormone produced by the kidney that is critical in the formation of red blood cells by the bone marrow. Diseases that may result from lack of EPO include anemia, kidney disease, kidney tumor, or polycythemia.