Generalized Chorea Due to Secondary Polycythemia Responding to Phlebotomy

Hypocalcaemic chorea secondary to malabsorption.

A patient presented with chorea and a recent history of Crohn's disease. Investigation revealed the cause of the chorea to be hypocalcaemia secondary to malabsorption. So far as is known there has been no previous report of hypocalcaemic chorea due to malabsorption.

Chorea due to nonketotic hyperglycemia.

A 62 year old diabetic and hypertensive male presented with sudden onset generalized chorea. Investigations revealed uncontrolled diabetes with absent ketones and normal serum osmolality. Achievement of euglycemia with insulin therapy abolished the involuntary movements completely within a day. The direct effect of hyperglycemia causing striatal neuronal dysfunction could be the pathogenesis of...

Chorea disclosing a polycythemia vera

Chorea is a rare complication of polycythemia. We report the case of a 70 year-old woman whose polycythemia vera (PV), with Janus Kinase-2 (JAK2) mutation, presented as chorea. Chorea resolved quickly after hydroxyurea therapy.

Erythrocytosis due to presumed polycythemia vera.

Mesenteric infarction due to iatrogenic polycythemia

BACKGROUND Polycythemia vera is defined as a chronic myeloproliferative disorder characterized by increased red blood cell count. There have been no reports on mesenteric thrombosis resulting from iatrogenic polycythemia. METHODS We present a patient with a history of non-small cell lung cancer undergoing maintenance oral chemotherapy on tarceva and adjunctive use of procrit. The patient pres...