To the Editor: Alemtuzumab (Campath-1H) is a humanized anti-CD52monoclonal antibody, the administration of which causes profoundB- and T-lymphocyte depletion. It is licensed for use in thetreatment of chronic lymphocytic leukemia, and it is increasinglyused in the treatment of autoimmune diseases (particularly multiplesclerosis) and as an induction agent in renal transplantation.Although alemtuzumab is a potent immunosuppressant, severalgroups have described the paradoxical occurrence of autoimmunedisease after its use, including thyroid disease and cytopenias.We describe two patients in whom anti–glomerular basementmembrane disease developed after treatment with alemtuzumab.
Shin, J. I., Lee, J. S., Clatworthy, M. R., Wallin, E. F., Jayne, D. R.
(2008). More on Anti-Glomerular Basement Membrane Disease after Alemtuzumab. NEJM
359: 2501-2502
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