1 Immune system and CD4 count

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Index

1.1 Introduction
1.2 Aims for this section
1.3 Definition of AIDS (SIDA)
1.4 Basic organs in the body
1.5 How the immune system works
1.6 How HIV specifically interacts with immune system
1.7 CD4 count as a surrogate marker
1.8 How quickly does HIV progress in different people?
1.9 Interpreting CD4 results: CD4 count and CD4 percentage
1.10 Differences between adults and children
1.11 Different stages of infection
1.12 CD4 count cut-offs and the risks of opportunistic infections
1.13 Use of CD4 count for starting therapy

Questions and answers

• Questions
• Answers

Learning resources

• AIDS-defining infections for CDC clinical categories
• WHO classification system for HIV infection
• Risk of opportunistic infections by CD4 count and effect of ARV treatment
• Glossary

PDFs and PowerPoints

• CD4 and viral load PowerPoint 93 Kb
• Immune system and CD4 count PDF 225 Kb
• Questions PDF 42 Kb
• Answers PDF 73 Kb

Learning resources.

Questions.

Contents.

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