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A member asked:
When i was pregnant with my son i took many pregnancy test and all were negative even a blood test. they did an ultrasound an thats how i found out. l?
A doctor has provided 1 answer
Varying hormone type: False negative can be caused by limited or no detection of HCG isoforms. An tests inability to recognize specific isoforms could have resulted in your falsely negative results.
Answered 9/28/2016
4.9k views
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