Rare Disease

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Treatment with the investigational drug crizanlizumab (SEG101) reduced pain in patients with sickle cell disease (SCD) who were experiencing vaso-occlusive crisis according to posthoc results of the phase II SUSTAIN study published online in The American Journal of Hematology. The study found that more than twice as many patients with SCD treated with crizanlizumab did not experience a VOC compared with those treated with placebo.

Guidelines indicate that high-risk patients with polycythemia vera (PV) should be treated with phlebotomy and cytoreductive therapy—such as hydroxyurea or interferon-alfa—to reduce the risk of thrombosis, the major cause of death among patients with PV. To assess the effectiveness of these treatment modalities among older US adults with PV, the authors of a newly published paper evaluated a large cohort of patients with PV in the real-world setting.

The ongoing REVEAL study, a prospective observational study of US patients with the myeloproliferative neoplasm polycythemia vera (PV), is designed to gather data on disease burden, clinical management, patient-reported outcomes (PROs), and healthcare resource utilization of this patient population.