A member asked:

Is it possible to get an evaporation line on a pregnancy test?

A doctor has provided 1 answer
Dr. Jeff Livingston answered

Specializes in Obstetrics and Gynecology

Waiting too long: If you do a home test and then let it sit beyond the 5 minutes the instructions indicate then the urine evaporates and often will show positive. That does not mean one is pregnant. It means the user did not follow the instructions on the test packaging.

Answered 1/5/2016

4.2k views

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