Karen N Hansen

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Emergency physicians regularly treat patients with thyroid disorders. Until the 1950s, clinical evaluation was the only available diagnostic tool. Since then, increasingly sophisticated laboratory assays have been developed to confirm thyroid pathology. Thyroid physiology, fundamental to interpreting thyroid function tests, is based on a classic negative(More)
  • K N Hansen
  • Emergency medicine clinics of North America
  • 1995
Testing for HIV infection is not generally required for the appropriate treatment of medical emergencies. Current standard HIV tests rely on the detection of antibodies to the HIV virus and are among the most sensitive and specific tests used in medicine. Standard HIV tests can be unreliable for detecting infection in certain patients, such as individuals(More)
Filoviruses, including Ebola virus, are associated with outbreaks of severe febrile illness with high fatality rates in humans. The 2014 outbreak of Ebola virus in West Africa is by far the largest outbreak in history and the first to spread to highly populated urban areas. The potential for such an epidemic to spread beyond Africa through international(More)
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