Glossary

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

icterus – medical term for jaundice (yellowing skin)

spinal tap – See lumbar puncture.

methadone – a man-made opiate that used to treat heroin addiction. See also buprenorphine.

lymphocyte – medical term for a white (clear) immune cell in blood, lymph or lymph tissue. Two main types of lymphocyte are B cells and T cells. CD4 cells and CD8 cells are both types of T cells. Sometimes a CD4 count is referred to as a CD4 T cell count or a T cell count.