After a hospitalized patient tested positive for the bird flu virus (H5N1), 112 healthcare workers were potentially exposed. Six workers developed respiratory symptoms, raising concerns about human-to-human transmission. Antibody blood tests are expected later this month to determine if the virus spread between people.
Antibody blood test results expected later this month may help answer a crucial question: Is there human-to- human transmission of the bird flu ? developed symptoms, the Centers for Disease Control and Prevention said Friday, but it remains unclear whether these represent cases of human-to-human spread of the virus.
Separately, as part of routine flu surveillance and not because doctors suspected anything unusual in the patient’s case, the hospital sent the patient’s flu sample to The positive H5 result triggered the investigation. Officials found that during the patient’s time at the hospital, 112 health care workers had interacted with them. Six developed respiratory symptoms. The other close contact who
Michael Osterholm, director of the Center for Infectious Disease Research and Policy at the University of Minnesota, said that even if the health care workers interacted with the patient after precautions were in place, it doesn’t rule out the possibility that they were infected with bird flu. The virus can be transmitted through aerosols, particles smaller than droplets that can suspend the air for long periods of time.
For example, it remains unclear whether the health care workers became sick on the same day they met the patient, the following day or several days later.
Bird Flu H5N1 Human Transmission Hospital Exposure Blood Tests
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