Polycythaemia Vera Flashcards
What is polycythaemia vera?
Myeloproliferative disorder of clonal proliferation of a marrow stem cell leading to an increase in red cells often accompanied by overproduction of neutrophils and platelets
What is the management for polycythaemia vera?
Aspirin
Venesection
Chemotherapy
What is complication of chemotherapy in PV?
Transformation to acute leukaemia (5-15% of patients)
What are complications of PV?
Thrombo-embolic events
Transformation to acute leukaemia (5-15%)
Transformation to myelofibrosis (5-15%)
A patient presents with gingival bleeding, confusion and fluctuating GCS. Diagnosed with PV. Recently started on chemotherapy. O/E - pétéchial rash, painless hepatosplenomegaly. Bloods - thrombocytopenia, increased PT and APTT. What is the diagnosis?
Patient likely has DIC, due to acute promyelocytic leukaemia