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Glossary

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chorionic villus sampling – test in which cells around an embryo are removed and examined to detect genetic abnormalities.

primary HIV infection (PHI) – early infection (usually first six months with after HIV infection). Sometimes called acute infection.

mL (millilitre) – a measure of a volume of liquid. 1000 millititres = 1 litre.

HAV – hepatitis A, a virus that causes liver disease.

Hepatitis A.

grade/grading – the grade of hepatitis infection refers to the amount of inflammation in liver tissue, found by a biopsy. It is usually measured on the Ishak scale from 1-18) where 0 is none and 18 is the maximum. See staging.