Glossary

cryoglobulinemia – increased blood levels of abnormal proteins called cryoglobulins that can inflame blood vessels and thicken blood.

undetectable – an amount smaller than a test can measure. For viral load tests, this means below 400 or, more commonly, below 50 copies/mL, depending on the make of test. In research laboratories, some very sensitive tests can measure down to 1 copy/mL.

fibrotest – a test which uses results from blood tests to predict liver damage and which may become an alternative option to liver biopsy in some patients.

duration – how long in time.

febrile – medical word relating to fever