The first thing she noticed on her screening panel was the word “HIGH” in red text: the test had detected elevated antibodies ...

aDivision of Pharmacoepidemiology, VA Saint Louis Health Care System, Saint Louis, MO, USA bClinical Epidemiology Center, Research and Development Service, VA Saint Louis Health Care System, Saint ...

Nearly all people who have systemic lupus erythematosus (SLE) test positive for antinuclear antibody (ANA), but a small number can develop lupus without ANA, known as seronegative or ANA-negative ...

Canada has introduced enhanced screening measures for Ebola at airports for returning travellers, Canada’s top doctor said Friday after confirming an individual who was tested in Ontario is negative ...

None of the people who were still on board the Dutch cruise ship Hondius when it docked in Rotterdam tested positive for the hantavirus. They are also not showing symptoms, Minister Sophie Hermans of ...