A New Taipei City doctor has suggested ways to test for silent hypoxia, which has been occurring more frequently due to COVID-19 and has no obvious symptoms.
People with the condition do not experience any difficulty breathing, but their blood oxygen levels drop to dangerously low levels, which could be fatal, Linkou Chang Gung Memorial Hospital physician Wu Chang-teng (吳昌騰) wrote on Facebook on Monday.
A normal blood oxygen saturation level is 95 to 100 percent, and levels below 80 percent can result in organ function being compromised, Wu said.
“Doctors in the US have reported treating some COVID patients last
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