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Polycythemia vera: a comprehensive review and clinical recommendations
1Division of Hematology and Internal Medicine, Mayo Clinic, Rochester, Minn 55905, USA. tefferi.ayalew@mayo.edu
Mayo Clinic Proceedings
|February 14, 2003
Summary
Polycythemia vera (PV) management has evolved, with phlebotomy as a key treatment. This review offers updated diagnostic criteria and evidence-based recommendations for managing PV, addressing remaining questions about its cause and diagnosis.
Area of Science:
- Hematology
- Oncology
- Internal Medicine
Background:
- Polycythemia vera (PV) has been described for over a century.
- Significant advancements have been made in understanding PV pathogenesis and molecular abnormalities.
- Traditional diagnostic criteria for PV have been revised with new information.
Purpose of the Study:
- To summarize current knowledge on polycythemia vera.
- To propose a modern diagnostic algorithm for PV.
- To provide evidence-based recommendations for PV patient management.
Main Methods:
- Review of historical and recent scientific literature on polycythemia vera.
- Development of a diagnostic algorithm based on current evidence.
- Formulation of management recommendations utilizing an evidence-based approach.
Main Results:
- Phlebotomy remains the primary treatment for PV.
- Myelosuppressive agents can enhance phlebotomy's efficacy in high-risk patients for thrombosis prevention.
- Low-dose aspirin is effective for microvascular symptoms; excessive use is contraindicated.
- Selective serotonin receptor antagonists show promise for treating PV-associated pruritus.
Conclusions:
- Despite advances, the specific genetic cause of PV remains elusive.
- A structured diagnostic approach is necessary in the absence of a definitive molecular marker.
- Evidence-based guidelines are crucial for optimizing PV patient care and management.