Understanding Viral Load Assays for Cytomegalovirus and Epstein-Barr Virus

Disadvantages of Log

March 2010

Now let's touch on the potential disadvantages of log numbers. The biggest hurdle is that laboratory technologists and physicians are often unfamiliar with log concepts and are not comfortable using log numbers.

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Disadvantages of Log

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Jump to section:

• Introduction
• Cytomegalovirus and Epstein-Barr Virus Background
• Patients and Immunosuppression
• CMV in Transplant Patients
• When to Treat CMV?
• CMV Treatment Strategies
• EBV and Posttransplantation Lymphoproliferative Disorder
• When to Treat EBV?
• Treatment for EBV Infection or PTLD
• The Balancing Act of Transplant Immunology
• The Balancing Act of Transplant Immunology: Less immunosuppression
• The Balancing Act of Transplant Immunology: More immunosuppression
• The Balancing Act of Transplant Immunology
• Crucial Questions
• Viral Load Assays
• Viral Load Assays, cont.
• Variability
• Ideal Standards
• Comparing Results
• Logarithmic (log) Processes
• Advantages of Logarithmic (log) Numbers
• Integer, Scientific Notation, Logarithm
• Log vs Fold
• Disadvantages of Log
• Remember These?
• System Precision/Imprecision
• What is Significant Change?
• Reality Check
• Literature is Helpful But...
• Interpreting Viral Loads
• Review
• References
• Questions?