Stem Cell Transplantation for Sickle Cell Anemia
Sickle Cell Disease
About this trial
This is an interventional treatment trial for Sickle Cell Disease focused on measuring Stem cell transplant, Sickle cell, Stem cell transplantation, Related, Unrelated
Eligibility Criteria
Inclusion Criteria:
Patient Eligibility
1) Matched sibling donors (9-10/10 marrow/PBSC or 5-6/6 UCB (single or double) with a total TNC dose of greater than 5 x 107/kg recipient weight)
- Age 2-30
- Hb SS, S-thal0, S-thal+, SC
- Evidence of ongoing hemolysis: Hb<10, retic >5%, LDH > 500, TB>2
- Karnofsky/Lansky score >50
- LVSF>26% or LVEF>40%
- DLCO >40% or O2 sat >85% for those patients that can't perform PFTs
- GFR >70 and serum creatinine < 1.5 * ULN for age
- ALT and AST < 5 x ULN, direct bilirubin <2 x ULN
- If the patient has been on chronic transfusion or has a ferritin >1000, liver biopsy should be done and show no evidence of bridging fibrosis or cirrhosis
Exclusion criteria
- Evidence of uncontrolled bacterial, viral, or fungal infection within one month prior to initiation of the conditioning regimen
- Pregnant or breastfeeding
- HIV positive
- Written informed consent not obtained
Sites / Locations
- Hackensack University Medical Center
Arms of the Study
Arm 1
Experimental
Related donor
Matched sibling donors (9-10/10 marrow/PBSC or 5-6/6 UCB (single) with a total TNC dose of greater than 5 x 107/kg recipient weight), age 2-30 years after conditioning regimen Alemtuzumab , Fludarabine, and Melphalan. 1) Patients will receive a conditioning regimen composed of Alemtuzumab, Fludarabine, and Melphalan as detailed in the table below. Day Treatment -22 Alemtuzumab 3mg IV (test dose) -21 Alemtuzumab 10mg IV -20 Alemtuzumab 15mg IV -19 Alemtuzumab 20mg IV -8 Fludarabine 30mg/m2 IV -7 Fludarabine 30mg/m2 IV -6 Fludarabine 30mg/m2 IV -5 Fludarabine 30mg/m2 IV -4 Fludarabine 30mg/m2 IV -3 Melphalan 140mg/m2 IV -2 Rest Day -1 Rest Day 0 Stem Cell Infusion