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About
This randomized phase III trial studies how well graft-vs-host disease (GVHD) prophylaxis works in treating patients with hematologic malignancies undergoing unrelated donor peripheral blood stem cell transplant. Giving chemotherapy and total-body irradiation before a donor peripheral blood stem cell transplant (PBSCT) helps stop the growth of cancer cells. It may also stop the patient's immune system from rejecting the donor's stem cells. When the healthy stem cells from a donor are infused into the patient they may help the patient's bone marrow make stem cells, red blood cells, white blood cells, and platelets. Sometimes the transplanted cells from a donor can make an immune response against the body's normal cells. Giving total-body irradiation (TBI) together with fludarabine phosphate (FLU), cyclosporine (CSP), mycophenolate mofetil (MMF), or sirolimus before transplant may stop this from happening.
Full description
PRIMARY OBJECTIVES:
I. To compare the effectiveness of 2 GVHD prophylaxis regimens in preventing acute grades II-IV GVHD.
SECONDARY OBJECTIVES:
I. Compare non-relapse mortality in the 2 arms.
II. Compare survival and progression-free survivals in the 2 arms.
OUTLINE: Patients are randomized to 1 of 2 treatment arms.
All patients receive FLU intravenously (IV) over 30 minutes on days -4 to -2 followed by 2-3 Gy TBI on day 0.
ARM 0: Patients receive CSP orally (PO) twice daily (BID) on days -3 to 96 with taper to day 150 and and sirolimus PO once daily (QD) on days -3 to 150 with taper to day 180. Arm removed as of 14-Sep-2011
ARM I: Patients receive CSP orally (PO) twice daily (BID) on days -3 to 96 with taper to day 150 and MMF PO three times daily (TID) on days 0-29 and then BID on days 30-150 with taper to day 180.
ARM II: Patients receive CSP as in Arm I and sirolimus PO once daily (QD) on days -3 to 150 with taper to day 180. Patients also receive MMF PO TID on days 0-29 and then BID on days 30-40. MMF will then be discontinued without taper unless GVHD or disease relapse/progression occurs.
TRANSPLANTATION: Patients undergo allogeneic PBSCT on day 0 following the TBI.
After completion of study treatment, patients are followed up periodically.
Enrollment
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Volunteers
Inclusion criteria
Ages > 50 years with hematologic malignancies treatable by unrelated hematopoietic cell transplant (HCT)
Ages =< 50 years of age with hematologic diseases treatable by allogeneic HCT who through pre-existing medical conditions or prior therapy are considered to be at high risk for regimen related toxicity associated with a high dose transplant (> 40% risk of transplant related mortality [TRM]); this criterion can include patients with a HCT-comorbidity index (CI) score of >= 1; transplants should be approved for these inclusion criteria by the principal investigators at the collaborating centers and at the Fred Hutchinson Cancer Research Center (FHCRC); all children < 12 years must be discussed with the FHCRC principal investigator (PI) prior to registration
Ages =< 50 years of age with chronic lymphocytic leukemia (CLL)
Ages =< 50 years of age with hematologic diseases treatable by allogeneic HCT who refuse a high-dose HCT; transplants must be approved for these inclusion criteria by the principal investigators at the collaborating centers and at FHCRC
The following diseases will be permitted although other diagnoses can be considered if approved by Patient Care Conference (PCC) or the participating institutions' patient review committees and the principal investigators
Aggressive non-Hodgkin lymphomas (NHL) and other histologies such as diffuse large B cell NHL: not eligible for autologous HCT, not eligible for high-dose allogeneic HCT, or after failed autologous HCT
Mantle cell NHL: may be treated in first complete remission (CR); (diagnostic lumbar puncture [LP] required pre-transplant)
Low grade NHL: with < 6 month duration of CR between courses of conventional therapy
CLL: must have either:
Hodgkin lymphoma: must have received and failed frontline therapy
Multiple myeloma: must have received prior chemotherapy; consolidation of chemotherapy by autografting prior to nonmyeloablative HCT is permitted
Acute myeloid leukemia (AML): must have < 5% marrow blasts at the time of transplant
Acute lymphocytic leukemia (ALL): must have < 5% marrow blasts at the time of transplant
Chronic myeloid leukemia (CML): patients in 1st chronic phase (CP1) must have failed or be intolerant of tyrosine-kinase inhibitors (TKI); patients beyond CP1 will be accepted if they have < 5% marrow blasts at time of transplant
Myelodysplasia (MDS)/myeloproliferative syndrome (MPS): patients must have < 5% marrow blasts at time of transplant
Waldenstrom's macroglobulinemia: must have failed 2 courses of therapy
DONOR: FHCRC matching allowed will be grades 1.0 to 2.1: Unrelated donors who are prospectively:
DONOR: Donors are excluded when preexisting immunoreactivity is identified that would jeopardize donor hematopoietic cell engraftment; this determination is based on the standard practice of the individual institution; the recommended procedure for patients with 10 of 10 HLA allele level (phenotypic) match is to obtain a panel reactive antibody (PRA) screens to class I and class II antigens for all patients before HCT; if the PRA shows > 10% activity, then flow cytometric or B and T cell cytotoxic cross matches should be obtained; the donor should be excluded if any of the cytotoxic cross match assays are positive; for those patients with an HLA class I allele mismatch, flow cytometric or B and T cell cytotoxic cross matches should be obtained regardless of the PRA results; a positive anti-donor cytotoxic crossmatch is an absolute donor exclusion
DONOR: Patient and donor pairs homozygous at a mismatched allele in the graft rejection vector are considered a two-allele mismatch, i.e., the patient is A*0101 and the donor is A*0102, and this type of mismatch is not allowed
DONOR: Only filgrastim (G-CSF) mobilized PBSC only will be permitted as a hematopoietic stem cell (HSC) source on this protocol
Exclusion criteria
Primary purpose
Allocation
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Masking
174 participants in 3 patient groups
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Data sourced from clinicaltrials.gov
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