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Re: negative pregnancy test

From: Carrie (anonymous@obgyn.net)
Sun, 18 May 1997 17:00:54 -0500 (CDT)


At Sun, 11 May 1997, Noelle wrote: >
>At Fri, 9 May 1997, Joel wrote:
>
>>I'm not used with US tests, but I understand you are using HOME tests.
>>In France, these tests are known not to be very sensitive. So, I
>>should have a blood pregnancy test. It's the only one you can be sure
>>with.
>
>My midwives and OBs have told me that the home urine tests manufactured
>nowadays (in the U.S. at least) are as reliable as the urine tests done
>in the office (approaching something like 99% accuracy if positive) --
>often they are the same brands. False negatives are far more frequent
>than false positives.
>
>They also told me that blood serum tests are useful for quantifying how
>much beta-hCG is in your blood (to help determine if a pregnancy is
>progressing properly early on) and that a blood serum test will pick up
>the beta-hCG about 4-5 days before a urine test would, home urine or
>office urine test. After several days, a urine test *should* register
>positive if beta-hCG is present in high enough amounts.
>
>I have heard that some pregnancies NEVER show up as positive on urine or
>blood tests, though......does anyone know if this is true??
>
>--
>Noelle Haland
>Mommy to Ethan Theodore, s/b 12/2/96 at 31 weeks
>and "little bean" due 11/7/97
>

I was 6 months pregnant with my second son and needed to go to the er for bleeding. They did a blood work up and the results came back negative. After doing a sonogram they found out i was still pregnant. Carrie




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