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Clinical symptoms of polycythemia vera are mostly due to hyperviscosity of blood. A classic symptom of polycythemia vera is pruritus or itching, particularly after exposure to warm water (such as when taking a bath), [5] which may be due to abnormal histamine release [6] [7] or prostaglandin production. [8] Such itching is present in ...
Polycythemia vera (PCV) (a.k.a. polycythemia rubra vera (PRV)) occurs when excess red blood cells are produced as a result of an abnormality of the bone marrow. [3] Often, excess white blood cells and platelets are also produced. A hallmark of polycythemia vera is an elevated hematocrit, with Hct > 55% seen in 83% of cases. [20]
Hyperviscosity syndrome is a group of symptoms triggered by an increase in the viscosity of the blood.Symptoms of high blood viscosity include spontaneous bleeding from mucous membranes, visual disturbances due to retinopathy, and neurologic symptoms ranging from headache and vertigo to seizures and coma.
Polycythemia vera (PV) is associated most often with the JAK2 V617F mutation greater than 95% of cases, whereas the remainder has a JAK2 exon 12 mutations. High hemoglobin or hematocrit counts are required, as is a bone marrow examination showing "prominent erythroid , granulocytic and megakaryocytic proliferation with pleomorphic, mature ...
Clinical criteria. Differential diagnosis Chronic myelogenous leukemia , myelodysplastic syndrome , polycythemia vera , primary myelofibrosis , secondary thrombocytosis .
Employees at multiple federal agencies were ordered to remove pronouns from their email signatures by Friday afternoon, according to internal memos obtained by ABC News that cited two executive ...
"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Sugar-sweetened beverages may increase your risk for heart disease and type 2 diabetes, new research ...
A law barring monthly rents of more than $10,000 for new listings is stopping high-end homes from going on the market, real estate agents and brokers say. Such homes could be in demand for wealthy ...
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