The Dallas nurse had flown on a commercial airliner from Texas to Ohio and back before she came down with symptoms.
Nurses were forced to use medical tape to secure openings in their flimsy garments, worried that their necks and heads were exposed as they cared for a patient with explosive diarrhea and projectile vomiting.
The federal Centers for Disease Control and Prevention said “an additional health care worker testing positive for Ebola is a serious concern.”
The stark admission from the director of the Centers for Disease Control and Prevention came as the World Health Organization projected the pace of infections accelerating in West Africa.
The test is a yes/no check for enterovirus 68, which since August has been fingered as the cause of hundreds of asthma-like respiratory illnesses in children — some so severe the patients needed a breathing machine.
The World Health Organization, meanwhile, said on Tuesday that West Africa could see up to 10,000 new Ebola cases a week within two months,
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A U.S. nurse who caught Ebola while treating a Liberian patient who died of the disease has received a plasma transfusion donated by a doctor who beat the virus.
Poison control workers say that as the e-cigarette industry has boomed, the number of children exposed to the liquid nicotine that gives hand-held vaporizing gadgets their kick also has spiked.
Officials say she wore protective gear as she cared for Thomas Eric Duncan at Texas Health Presbyterian Hospital after he was diagnosed with Ebola and put in isolation.
Every U.S. hospital must know how to diagnose Ebola in people who have been in West Africa and be ready to isolate a suspected case the CDC said Monday.
Another federal official has suggested it was worth rethinking whether to send patients to one of the specialized units set up to deal with dangerous germs.