Invisible blood: Occult blood refers to blood that you cannot see wih the naked eye, but is detected by chemical tests which can detect even minute traces of blood, or by microscopic examination.
Answered 3/8/2013
5.5k views
Occult blood.: Blood that is not visible to the eye, but that can be detected through testing.
Answered 11/27/2017
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A doctor has provided 1 answer
A doctor has provided 1 answer
3 doctors weighed in across 2 answers
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