Polycythemia vera - Symptoms causes - Mayo Clinic Causes Polycythemia vera happens when a change in a gene causes a problem with making blood cells The body typically controls the number of each of the three types of blood cells These are red blood cells, white blood cells and platelets But in polycythemia vera, the bone marrow makes too many of some of these blood cells
Polycythemia Vera: What It Is, Symptoms Treatment What is polycythemia vera? Polycythemia vera (PV) is a blood disorder that causes your body to produce too many red blood cells Too many red blood cells can make your blood thick and sluggish and increase your risk of blood clots and complications such as heart attack and stroke It can also cause vague but irritating symptoms, such as skin itchiness, ringing in your ears, abdominal pain
Polycythemia Vera - Johns Hopkins Medicine Polycythemia vera is a rare blood disorder in which there is an increase in all blood cells, particularly red blood cells The increase in blood cells makes your blood thicker This can lead to strokes or tissue and organ damage
What Causes Polycythemia Vera? | Hematology-Oncology Associates of CNY Primary PolycythemiaPolycythemia vera (PV) also is known as primary polycythemia A mutation, or change, in the body's JAK2 gene is the main cause of PV The JAK2 gene makes a protein that helps the body produce blood cells What causes the change in the JAK2 gene isn't known PV generally isn't inherited—that is, passed from parents to children through genes However, in some families, the
What are the causes of polycythemia (increased red blood cell count)? The causes of polycythemia can be primary or secondary Primary polycythemia, also known as polycythemia vera, is a myeloproliferative neoplasm characterized by an increased red blood cell mass and increased risk of thrombosis 2
Polycythemia Vera - Blood Disorders - MSD Manual Consumer Version Polycythemia vera is a myeloproliferative neoplasm in which the blood-producing cells in the bone marrow (precursor cells, also called stem cells) reproduce excessively Polycythemia vera involves increased production of all types of blood cells: red blood cells, white blood cells, and platelets