BORDETELLA PERTUSSIS TOXIN (PT) ANTIBODY (IGG), IMMUNOASSAY

Experiencing severe coughing fits that end with a “whoop sound”? Bordetella pertussis antibodies (IgG are measured via blood tests to detect recent or past infection with the bacterium that causes whooping cough. IgG to pertussis toxin (PT) is the primary marker used, with high levels indicating infection or recent vaccination. Testing is most effective for individuals with symptoms lasting two or more weeks.