Search Encyclopedia:    
List of Topics Print This Page
 

Leukemoid reaction


Definition:

A leukemoid reaction is a reactive increase in the white blood cell count, which can mimic leukemia.The reaction is actually due to an infection or another disease and is not a sign of cancer.

Blood counts usually return to normal when the underlying condition is treated.

References:

Nola M, Dotlic S. The hematopoietic and lymphoid systems. In: Damjanov I, ed. Pathology Secrets. 3rd ed. Philadelphia, PA: Elsevier Mosby; 2009:chap 9.


Review Date: 5/29/2014
Reviewed By: Yi-Bin Chen, MD, Leukemia/Bone Marrow Transplant Program, Massachusetts General Hospital, Boston, MA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.

The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed physician should be consulted for diagnosis and treatment of any and all medical conditions. Call 911 for all medical emergencies. Links to other sites are provided for information only -- they do not constitute endorsements of those other sites. Copyright 2002 A.D.A.M., Inc. Any duplication or distribution of the information contained herein is strictly prohibited.

   View History
  Leukemoid reaction

Related Links
Request an Appointment Online or call
1-800-789-PENN (7366)
Leukemia
   
   

 

About UPHS   Contact Us   Site Map   Privacy Statement   Legal Disclaimer   Terms of Use

The University of Pennsylvania Health System, Philadelphia, PA 1-800-789-PENN © 2014, The Trustees of the University of Pennsylvania