Hepatitis C is an infection that affects the liver. The hepatitis C virus (HCV), which causes the infection, is usually transmitted by coming into contact with blood that’s positive for the virus.

The C-peptide test is a way of estimating how much of the hormone insulin your body creates. This test can help doctors determine what type of diabetes you have. It can also help show how far your ...

Point-of-care testing of C-reactive protein (CRP) may be a way to reduce unnecessary use of antibiotics without harming patients who have acute exacerbations of chronic obstructive pulmonary disease ...

A controversial guideline saying people without Covid-19 symptoms didn’t need to get tested for the virus came from H.H.S. officials and skipped the C.D.C.’s scientific review process. By Apoorva ...