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Re: AFP -- How often...From: Harvey S. Marchbein, M.D. (anonymous@obgyn.net)Thu, 11 May 2000 22:07:11 -0500 (CDT)
At Wed, 26 Apr 2000, C Twisdale RN wrote: > >A negative AFP means no problems were detected by this screening. > >At Tue, 25 Apr 2000, Michelle wrote: >> >>does a test come back with a negative result when there is actually >>something wrong with the baby (not discovered until after birth). I'm >>trying to decide if a negative result means I can rest easy. Thanks. AFP Quad test will pick up 80% of Down's syndrome, Triple test picks up about 66-70%. Based upon age, this may be as little as one in several thousand (risk may be 1 in 1000 depending upon age and if 1 in 5 is missed, that's one in 5000 - stats change for differnt ages).
-- Harvey S. Marchbein, M.D. FACOG, FACS Great Neck, New York
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