Polycythemia Vera: Understanding Your Risk Factors
Published: Feb 07, 2024
Polycythemia vera (PV) is a rare blood disorder, but certain factors can increase your risk. Understanding these can help you and your doctor manage your health more effectively.
Contents
Age and Gender: The Basics
PV can occur at any age, but it's most common in people over 60. It's like many health conditions - the risk increases as you get older. Men are slightly more likely to develop PV than women, but the reason for this isn't fully understood. Think of it as a game of chance where some people have more lottery tickets than others.
Genetic Factors: The JAK2 Connection
Most people with PV have a specific genetic mutation called JAK2. This mutation isn't inherited from your parents, but rather develops during your lifetime. It's like a typo in your genetic code that leads to overproduction of blood cells. While you can't control this mutation, knowing about it can help guide treatment.

Environmental Factors: The Mystery
Some studies suggest that exposure to certain chemicals or radiation might increase the risk of PV. However, for most people with PV, no clear environmental cause is found. It's a bit like trying to solve a puzzle with missing pieces - we know some factors, but not all.
Frequently Asked Questions
There's no known way to prevent PV.
PV rarely runs in families, but tell your doctor if relatives have it.
Healthy habits are good, but won't prevent PV.
PV occurs in all ethnic groups, but is more common in some.
Key Takeaways
While you can't control all risk factors for PV, understanding them can help you work better with your healthcare team.
Concerned about your PV risk factors? Talk to Doctronic to assess your individual risk and develop a monitoring plan.Related Articles
References
Tefferi A, Barbui T. Polycythemia vera and essential thrombocythemia: 2021 update on diagnosis, risk-stratification and management. Am J Hematol. 2020;95(12):1599-1613.
Passamonti F, Rumi E, Pungolino E, et al. Life expectancy and prognostic factors for survival in patients with polycythemia vera and essential thrombocythemia. Am J Med. 2004;117(10):755-761.
Always discuss health information with your healthcare provider.