Change: There were only format changes (bold, italics, etc.) in this version. See this version for details. (Word count: 398)

Change:  in place of urine. This is an imperfect solution, because the forms of HCG (pregnancy hormone) found in serum are somewhat different from the forms found in urine. Further, the serum proteins tend to sludge up the test kit,   View changes from previous version. (Word count: 398)

Change: In the event of an "equivocal" pregnancy test...one that is not really positive nor negative, additional urine can be put through the test kit to   View changes from previous version. (Word count: 395)

Change: testing and using blood serum. Current test kits are highly specific and detect 35-30 mIU of HCG (human chorionic gonadotropin, the pregnancy hormone) per ml of urine. In other words, the pregnancy test will be turning from negative to positive at about the time of the first missed menstrual period.   View changes from previous version. (Word count: 515)

Change: Created by AndyC Dec 9 2008, 6:28 AM EST for: no reason given