Ellen Klapper, MD

Clinical Professor of Pathology
Director, Transfusion Medicine
Director, Transfusion Medicine Fellowship

Clinical Specialty:
Transfusion Medicine
Point of Care Testing

Email Address:  Ellen.Klapper@cshs.org
Phone: 310-423-8981

Education and Training

  • University of California, Los Angeles, School of Medicine; MD
  • Internship in Internal Medicine, Mount Sinai School of Medicine, New York, NY
  • Residency in Anatomic and Clinical Pathology, Mount Sinai School of Medicine, New York, NY and Cedars-Sinai Medical Center, Los Angeles, CA
  • Fellowship in Transfusion Medicine, Cedars-Sinai Medical Center, Los Angeles, CA

Medical Board Certification

  • Board Certified, Anatomic Pathology
  • Board Certified, Clinical Pathology

Clinical and Research Interests

  • Platelet transfusion practice
  • Application of molecular genotyping to improve transfusion safety
  • Use of photopheresis in the management of cardiac transplant rejection
  • Plasmapheresis for alloimmunized or ABO incompatible renal transplant recipients

Awards and Activities

  • Member, Alpha Omega Alpha Honor Medical Society
  • Vice President, California Society of Pathologists
  • Recipient, notable publication recognition, Transfusion (journal)

Selected Publications

  • Iqbal J, Pepkowitz SH, Klapper E. Platelet-rich plasma for the replenishment of bone. Curr Osteoporos Rep 2011;9:258-63.
  • Klapper E, Zhang Y, Figueroa P, Ness P, Stubbs J, Abumuhor I, Bailey J, Epperson L,, Tauscher C, Enriquez E, Hashmi G, Seul M.  Toward extended phenotype compatibility:  A new operational paradigm for the Transfusion Service.   Transfusion 2010; 50:536-46.
  • Sivakumaran P, Vo A, Villicana R, Peng A, Jordan S, Pepkowitz S, Klapper E.  Therapeutic Plasma Exchange for Desensitization Prior to Transplantation in ABO-incompatible Renal Allografts.  J  Clin Apheresis 2009; 24(4):155-60.
  • Heddle NM, Cook RJ, Tinmouth A, Kouroukis CT, Hervig Tor, Klapper E, Brandwein JM, Zbigniew M. Szczepiorkowski ZM,AuBuchon JP, Barty R, Lee K-A.   A Randomized Controlled Trial Comparing Standard and Low-Dose Strategies for Transfusion of Platelets (SToP) to Patients With Thrombocytopenia. Blood 2009;113:1564-73.

Click here for a list of peer-reviewed publications by Ellen Klapper, MD.

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