ASH Clinical News October 2017 | Page 37

CLINICAL NEWS amplification of PD-L1/PD-L2, with 69 percent of cells having at least six copies per cell. • Case 3: An 80-year-old woman with mediastinal gray-zone lymphoma (confirmed after a biopsy of an axillary lymph node showed an immunophenotype intermediate between DLBCL and cHL, which was positive treatment. Immunohistochemical analysis showed focal membranous PD-L1 expression. for CD20, CD30, and CD15) relapsed after dose adjusted EPOCH-R and experienced disease progression following treatment with brentuximab; a combination of rituximab, gemcitabine, and oxaliplatin; and mediastinal radiation. After receiving nivolumab, she had a complete metabolic response and continues to be in remission after 161 days of “These findings suggest that PD-1 inhibitors may be therapeutically important for mediastinal gray-zone lymphoma, which is more resistant to treatment than cHL or primary mediastinal B-cell lymphoma,” Dr. Melani wrote. “The high frequency of Clinical study results in children and adults receiving prophylactic treatment over a 6-month period 1,2 The efficacy, safety and PK of ADYNOVATE were evaluated in 2 multicenter, open-label clinical studies. The pediatric study of children <12 years of age (N=66) evaluated the immunogenicity, efficacy, PK (as compared to ADVATE ® [Antihemophilic Factor (Recombinant)]), and safety of ADYNOVATE twice-weekly prophylaxis (40-60 IU/kg) and determined hemostatic efficacy in the treatment of bleeding episodes for 6 months. The pivotal trial of children and adults ≥12 years (N=137) evaluated ADYNOVATE twice-weekly prophylaxis (40-50 IU/kg) vs on-demand (10-60 IU/kg) treatment, and dete