Polycythemia vera

Polycythemia vera (PV) is an acquired myeloproliferative disorder characterized by an elevated absolute red blood cell mass caused by uncontrolled red blood cell production, frequently associated with uncontrolled white blood cell and platelet production.

Tremor

An unintentional, oscillating to-and-fro muscle movement about a joint axis.


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PMID (PMCID)
6320382
 FEMALE
[Chorea and Vaquez's disease. Apropos of a case associated with extrapyramidal tremor].
Tannier C, Bentzinger C, Feuerstein J.
Sem Hop. 1983;59(43):2991-4.
After reporting a case, the authors recall the description of two fairly uncommon complications of polycythemia vera, chorea and extrapyramidal tremor, whose course is closely related to that of the hematological disease.