Terminology can get a bit confusing when discussing different stages or "periods" of viral infections in relationship to transfusion-transmitted infections. I've tried to simplify some things in this post, to help you understand the differences between "windows" and "eclipses!
Seemingly random discussions on various transfusion medicine topics by Joe Chaffin, MD
Showing posts with label Donor Testing. Show all posts
Showing posts with label Donor Testing. Show all posts
Thursday, March 31, 2011
Monday, February 21, 2011
Feeling Positive?
Is a donor "reactive" for a particular infectious disease marker or is he "positive"? What does "repeat reactive" mean? Can you have a reactive test on a particular sample and still be categorized as "non-reactive"? When studying transfusion-transmitted diseases (podcast on this topic coming soon), you will read terminology that can sometimes be confusing to non-virologists of the world (I proudly include myself in that category!). This blog entry will discuss several confusing terms related to viral marker testing results.
Saturday, January 29, 2011
Hepatitis C Testing
I recently received a question from a friend at a hospital-based donor center regarding re-entry testing for a donor that had a previous reactive test for Hepatitis C virus (HCV). The rules have recently changed regarding how to re-enter people in this situation, so it seemed like a good opportunity to write about the overall HCV testing strategy in U.S. donors, with an emphasis on those recent changes.
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