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Biomedical subjects

D Subtil

Publications and source records attributed to D Subtil.

68 records · Page 4Linked to original sources

Attitudes and behavior of pregnant women and health professionals towards alcohol and tobacco consumption.

The objective of this study was to identify those factors that influence pregnant women's behavior towards alcohol consumption, so that they could be taken into account when developing alcohol prevention programs in prenatal care. Tobacco use was also studied to identify similarities and differences in attitudes and behavior. A sample of 176 women was interviewed using a structured questionnaire in the prenatal clinics or post-partum wards. Most women were aware that alcohol and tobacco could be harmful to their babies; however heavy drinkers recognized the influence of alcohol in pregnancy less often than the others. Sixty percent of the women, even among the light drinkers, thought that two drinks per day was a reasonable level of consumption during pregnancy. When asked who could be helpful in decreasing their alcohol consumption, most women mentioned their husband, and the doctor or midwife. This is in contrast to our finding that less than 20% of heavy drinkers were advised to reduce alcohol consumption, as compared to 70% of heavy smokers. The results point to the potential for more active interventions on alcohol reduction by health personnel during prenatal care.

Adult↗

Moderate prenatal alcohol exposure and psychomotor development at preschool age.

OBJECTIVES: This study investigated the effect of moderate prenatal alcohol exposure on psychomotor development of preschool-age children in a longitudinal study. METHODS: Pregnant women were interviewed about their alcohol consumption at their first visit to the maternity hospital in Roubaix, France. Alcohol consumption before pregnancy and during the first trimester was assessed with a structured questionnaire. The psychomotor development of 155 children of these women was assessed with the McCarthy scales of children's abilities when the children were about 4 1/2 years old. RESULTS: Consumption of 1.5 oz of absolute alcohol (approximately three drinks) or more per day during pregnancy was significantly related to a decrease of 7 points in the mean score on the general cognitive index of the McCarthy scales, after gender, birth order, maternal education, score for family stimulation, family status, maternal employment, child's age at examination, and examiner were controlled for. CONCLUSIONS: This study showed that moderate to heavy alcohol consumption during pregnancy, at levels well below those associated with fetal alcohol syndrome, has effects on children's psychomotor development.

Adult↗

[Unexpected outcome of a twin transfusion syndrome. A case report].

A monochorial biamniotic twin pregnancy was uneventful until 24-weeks amenorrhoea when severe donor-recipient transfusion syndrome occurred. Unexpectedly, the situation stabilised spontaneously with regression of amniotic fluid anomalies. Pathology examination of the placenta revealed that a central placental cotyledon had undergone ischaemic necrosis which could have led to interruption of fetal-fetal transfusion at about 23 weeks amenorrhoea.

Adult↗

[Evaluation of bone density of the calcaneum using ultrasound attenuation in menopausal women].

The results of bone density of the calcaneum measured with ultrasound in 107 menopaused women were compared with reference values provided by the manufacturer of the Walker Sonics machine and with the results of quantitative densitometry obtained with computed tomography of the calcaneum and lumbar vertebrae. The coefficient of correlation was 0.57 for the calcaneum and 0.45 for the vertebrae and was confirmed by the kappa index which was 0.58 and 0.54 respectively, indicating that bone density measurement with ultrasound attenuation is a simple non-invasive non-radiating technique which is a promising method for exploring osteoporosis in menopaused women.

Adult↗

Effects of birth weight of alcohol and caffeine consumption during pregnancy.

The aim of this study was to investigate the effect of alcohol and caffeine consumption on birth weight and the possible interaction of these substances with smoking. The sample included 628 women who were interviewed at their first visit to the maternity hospital of Roubaix, France, in 1985-1986. A significant reduction in birth weight was found to be associated with an average daily alcohol consumption of three drinks or more after gestational age, infant sex, maternal age, parity, weight, and height, and cigarette smoking had been controlled for. There was no interaction between smoking and alcohol consumption on birth weight, but a significant relation between alcohol consumption and birth weight was observed among nonsmokers as well as heavy smokers. The relation observed between caffeine and birth weight disappeared after adjustment for smoking. Our results indicate that alcohol reduces birth weight, but do not support the hypothesis of an interaction between smoking and alcohol consumption.

Birth Weight↗

The effect of tubal injection of methotrexate on fertility in the rabbit.

OBJECTIVE: To investigate the fertility of rabbits after tubal injection of methotrexate (MTX). DESIGN: The side of injection of MTX was randomly decided in a prospective experimental trial. PARTICIPANTS: Fourteen female New Zealand White Rabbits were believed to be of normal reproductive status. INTERVENTIONS: Methotrexate or Ringer's solution were injected into the tubes of the rabbits. The nidation index was used to measure the fertility of the animals. RESULTS: The average nidation index of the control tubes was not statistically different of the one of the tubes treated with MTX. CONCLUSION: Tubal injection of MTX has no adverse effect on fertility of rabbits. It seems ethical to investigate tubal injection of MTX as an alternative to laparoscopic management of unruptured ectopic pregnancy in the human.

Animals↗

Is preterm delivery still related to physical working conditions in pregnancy?

STUDY OBJECTIVE: The aim was to determine the relationship between working conditions during pregnancy, women's occupation, and preterm birth. DESIGN: This was a retrospective survey. SETTING: The study was carried out in four public maternity units in France in 1987 and 1988. SUBJECTS: 1949 women were interviewed after the delivery during their stay in hospital. Of these, 1002 held a job during pregnancy, but this report is confined to 875 women who had a single live birth and who had worked for more than the first trimester of pregnancy. MEASUREMENTS AND MAIN RESULTS: Information about social and occupational status was obtained through interviews, and data about gestational length were obtained from medical records. The primary results showed that preterm birth did not vary significantly according to working conditions whereas it differed according to occupational group. CONCLUSIONS: Occupation, but not working conditions, affected the incidence of preterm birth. This result is discordant with other studies which underlined the excess of preterm births among women with strenuous working conditions. Reasons for this discrepancy may include (1) change in perception of "strenuous working conditions"; (2) improved working conditions; (3) the development of "preventive" strategies by pregnant women. Occupation is a more reliable indicator of risk than self described working conditions.

Employment↗

[Value and limits of conventional or cumulative meta analysis in obstetrics and gynecology].

The authors describe some situations where meta-analyses would have been of great benefit if they have been done or sufficiently published. They emphasize several problems ensued by this new method: if possible, meta-analyses have to be done each time a new trial is analysed, according to a precise method. Cumulative meta-analysis should rely on a regular and prospective registration of clinical trials. In all cases, meta-analyses should be available to a large number of physicians, in the main interest of patients.

Betamethasone↗

[PCR value in the diagnosis of feto-placental human parvovirus B19 hydrops fetalis: apropos of 10 cases].

Human parvovirus B19 primary infection during pregnancy is responsible for 27% of non autoimmune hydrops fetalis. Parvovirus B19 antigen detection and parvovirus B19 IgM and IgG antibody determination using enzyme immunoassays are not reliable for diagnostic purposes and lack of specificity. Parvovirus B19 DNA detection in amniotic fluid, fetal blood, ascitic fluid, and fetal biopsies or placenta specimens seems to be the best method for the diagnosis. Ninety-seven samples from 70 cases of spontaneous abortions after fetal death or hydrops fetalis were examined using PCR. A 270-bp length fragment of the NSI gene was amplified using PCR followed by electrophoresis, by Dot-blot hybridization assay using a biotinylated probe and by Southern-blot hybridization assay using a horseradish peroxidase-labelled probe followed by chemiluminescent assay. The Southern-blot hybridization assay was the longest test but the most sensitive. The parvovirus B19 genome was identified in 10 cases. In two cases, intrauterine blood transfusions led to the cessation of symptoms and to the birth of normal babies.

Abortion, Spontaneous↗

[Difficult embryo transfers: contribution of echography].

The aim of this retrospective study is to compare the results of embryo transfer in IVF without or after cervical dilatation, and trans-myometrial trans-vaginal transfer and after ultrasound-guided transfer. From 1989 to 1996 we have performed 4,355 embryo transfers to obtain 1,115 pregnancies. The results were 25.6% pregnancy by transfer and 10.9 embryos to start a pregnancy. During this time 281 transfers were appreciated as difficult or impossible and a cervical dilatation was done. We obtain 17.4% pregnancies by transfer with 16.5 embryos per pregnancy. We also practiced for the same indication 50 transmyometrial-transvaginal transfers. The result was 18% pregnancy by transfer and 16 embryos to start a pregnancy. In 1997 we have stopped cervical dilatations to prefer in these indications ultrasound-guided embryo transfer. 74 transfer were performed with this method to obtain 28.4% pregnancies per transfer and 9.9 embryos to start one pregnancy. This results are compared to a subgroup of women 38 years old or less, with a normal partner's sperm and in witch two embryos or more were transferred. At the end we think that the use of ultrasonography for embryo transfer is benefit in IVF program.

Embryo Transfer↗