Jennifer Welsh
Business Insider
April 5, 2013

A new bird flu is infecting patients across China, currently 16 patients have tested positive for the virus and six have died. But some flu watchers are convinced that the test that doctors are using to detect the H9N7 virus are faulty — that they aren’t sensitive enough.

Even patients on their death beds are only “weakly positive” Laurie Garrett, senior editor for the Council on Foreign Relations and flu-outbreak-follower notes on twitter:

This could mean that the test is missing vital cases before they get to the seriously ill stage, so we won’t know who is infected until it gets really bad. It could also mean the virus is more widespread than tests are showing us.

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