A TPO antibody test helps diagnose autoimmune thyroid diseases like Hashimoto’s thyroiditis. A positive test result means antibodies are present and may indicate a thyroid condition, but other tests ...

A thyroglobulin antibody (TgAb) test looks for certain antibodies that attack the thyroid. The presence of TbAb in high levels may indicate that someone has an autoimmune condition. To conduct a TgAb ...

LOS ANGELES -- U.S. regulators issued new guidance this week shortening the time that people who received Moderna or Pfizer's COVID-19 vaccine have to wait for a booster, and it's different than the ...

University of Utah Health is testing for COVID-19 antibodies through ARUP Laboratories. The COVID-19 antibody test evaluates exposure to COVID-19 by detecting antibodies in a blood sample, which ...

What are the three types of HIV tests available to patients, how do they differ, and how can patients determine the best ...

Specific antibody deficiency (SAD) is an immune system disorder. It occurs when you have normal levels of antibodies but an insufficient immune response to certain types of bacteria. Antibodies, also ...

Most people with scleroderma have autoantibodies. Several scleroderma-specific antibodies have been identified. These can help with diagnosis and give insight into the type of disease you may ...

At a laboratory in Sentara Norfolk General Hospital, scientists are analyzing blood samples to determine whether some people have previously had an infection caused by the coronavirus. They have been ...