DEAR MAYO CLINIC: I have a relative who was diagnosed with polycythemia vera. What is this disorder, and can it be treated? Is any new research being conducted on polycythemia vera? Patients with ...

Dear Dr. Roach: My husband (age 71) received a diagnosis of polycythemia vera a few years ago. I understand this variety of polycythemia isn’t caused by smoking, but we know that smoking does make it ...

Features of polycythemia vera (PV) can easily be misattributed to other causes, such as iron depletion or arterial hypertension. Polycythemia vera (PV) can be hard to identify due to its status as a ...

The blood you don’t need could be exactly what someone else is praying for. It sounds inconceivable, yet for patients requiring frequent therapeutic phlebotomy—blood removal as treatment—this blood is ...

JAK2-unmutated erythrocytosis has a variety of etiologies, and identifying the underlying cause may prove helpful in cases where it is secondary to another condition such as polycythemia vera. The ...

Q: My friend says his uncle is being treated for a disease where he has too much blood and he gets "bloodletting’" every other day, like in the Middle Ages. Is there really such a thing, or is he ...

Myeloproliferative neoplasms are blood cancers that cause excess production of blood cells from myeloid stem cells. Common types include chronic myeloid leukemia (CML), polycythemia vera, essential ...

Rusfertide showed a 77% clinical response rate in polycythemia vera patients, significantly higher than the 33% with placebo. The drug reduced phlebotomy frequency, with 0.5 per patient in the ...