The fans will be wielding some nasty signs: Ramirez reportedly may claim that he took a banned drug called human chorionic gonadotropin to cure erectile dysfunction (the female .
If the test is positive, you still have to decide whether to undergo amniocentesis or another test, chorionic villus sampling, to confirm the diagnosis one way or the other.
Most laboratory tests for pregnancy work on the same principle: detection of a key hormone, chorionic gonadotrophin, found in the urine of a pregnant woman.