chemical pregnancy


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Related to chemical pregnancy: ectopic pregnancy

chemical pregnancy

slight, unsustained rise in HCG levels.

chemical pregnancy

n.
Pregnancy resulting from in vitro fertilization or other reproductive technology, characterized by low levels of HCG and usually miscarriage prior to implantation.

chem·i·cal preg·nan·cy

(kem'i-kăl preg'năn-sē)
Slight, unsustained rise in levels of human chorionic gonadotropin.
References in periodicals archive ?
0) Number of previous pregnancies 1 (0-5) Number of previous deliveries 0 (0-2) Number of consecutive ETs without chemical pregnancy 1 (0-9) Number of consecutive ETs without clinical pregnancy 1 (0-9) Number of consecutive ETs without live birth 2 (0-12) Site--central 90.
The success of IVF among women was 22% based on chemical pregnancy (blood test).
Adjusting the number of transferred embryos as well as fetus grade, (21) it was found that practicing SA is twice as much as GA related to increased chance of chemical pregnancy.
In this study, it was only possible to follow up chemical pregnancy, and the data of final outcomes were not studied, thus it is not possible to rely on the results to predict the long-term impact of the studied techniques on patients.
This study has shown no statistical difference with respect to chemical pregnancy and clinical pregnancy between three groups.
No statistically significant associations were observed between DDT/DDE and IVF outcomes or between HCB and chemical pregnancy or spontaneous abortion.
Of the 2,350 couples in the main study, 765 women were selected by the outcome of their first IVF cycle (failed implantation, chemical pregnancy, spontaneous abortion, or live birth).
A chemical pregnancy was defined by a post-ET hCG measurement of [greater than or equal to] 5.
No statistically significant associations between PCBs and chemical pregnancy or spontaneous abortion were found.
A chemical pregnancy was defined by a luteal hCG measurement of [greater than or equal to] 5.
failed implantation, chemical pregnancy, and spontaneous abortion) to improve statistical power.
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