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Glossary

Selected words and phrases

IDU – injecting drug user

phenotype — relating to how an organism behaves, based on how its genotype relates to the environment. Phenotypic resistance tests look at whether HIV continues to grow in a test tube after increasing concentrations of a drug are added. See genotype.

jaundice – a common symptom of hepatitis where increased levels of bilirubin lead to a yellowing of the skin or eyes.

performance stage – WHO classification of progress of HIV infection.

WHO classification system.

monotherapy – using only one drug.