127 research outputs found

    Entwicklungen in der Pränataldiagnostik: verändertes Erleben der Schwangerschaft und Auswirkungen bei pathologischem fetalen Befund

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    'Die Weiterentwicklung der Pränataldiagnostik hat die Betreuung schwangerer Frauen stetig verändert, und auch von den Frauen wird eine Schwangerschaft heute völlig anders erlebt als noch vor wenigen Jahrzehnten. Trotz erheblicher Fortschritte in der medizinischen Versorgung sind aber noch längst nicht alle Erkrankungen des Kindes therapeutisch zu beeinflussen; insbesondere nach Feststellung einer genetisch bedingten Erkrankung oder Behinderung des Kindes stellt sich für die Frauen und ihre Partner oft die Frage danach, ob sie die Schwangerschaft fortsetzen können. Betroffene Frauen bzw. Paare reagieren auf solche Situationen nicht selten mit einer Schock-Reaktion, und auch langfristig können sich psychische Probleme einstellen, unabhängig davon, ob die Schwangerschaft ausgetragen oder wegen einer medizinischen Indikation gemäß Paragraf 218a Abs. 2 StGB abgebrochen wurde. Um die Betroffenen in einer solchen Krisensituation zu unterstützen und sie auch im Entscheidungsprozess zu begleiten wurde an drei Modellstandorten (Bonn, Düsseldorf und Essen) eine psychosoziale Beratung etabliert, wobei diese psychosoziale Beratung zusätzlich zur ärztlichen Beratung unabhängig von konfessioneller oder nicht-konfessioneller Ausrichtung ergebnisoffen erfolgt. Die wissenschaftliche Evaluation von insgesamt 512 Erstberatungen und die Verlaufsuntersuchung über zwei Jahre zeigte eine hohe Akzeptanz der Beratung von Seiten der Betroffenen. Viele Argumente sprechen dafür, eine solche Beratung als Regelangebot im Kontext von Pränatalmedizin zu etablieren.' (Autorenreferat)'The further development of prenatal diagnosis has led to changes in the care for pregnant women. Also, pregnant women nowadays experience pregnancy in a way very different from that a few decades ago. Despite of impressive medical progress, it is still not possible to have an therapeutic impact on all diseases of the foetus and the child. In particular, when a genetic disorder is diagnosed, the question arises whether or not the pregnancy should be continued. More often than not, women or couples, respectively, display a shock reaction following this disclosure. In the long run, psychological problems may evolve, regardless of the continuation of the pregnancy or its termination (abortion) on grounds of article 218a, 2 StGB (German Criminal Code) for medical reasons. For providing support to these women in crisis and for accompanying the decision-making process, psychosocial counselling has been established in three demonstration sites (Bonn, Düsseldorf and Essen). This counselling had been offered in addition to the medical counselling and has been performed in an unbiased manner, regardless of the denominational orientation of the responsible body. The assessment of 512 first-time counselling sessions as well as the accompanying two-year evaluation study show that this kind of counselling has been widely accepted by the affected women. There are striking arguments for establishing psychosocial counselling as a scheduled part of counselling in prenatal diagnosis.' (author's abstract)

    DEGUM, ÖGUM, SGUM and FMF Germany Recommendations for the Implementation of First-Trimester Screening, Detailed Ultrasound, Cell-Free DNA Screening and Diagnostic Procedures

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    First-trimester screening between 11 + 0 and 13 + 6 weeks with qualified prenatal counseling, detailed ultrasound, biochemical markers and maternal factors has become the basis for decisions about further examinations. It detects numerous structural and genetic anomalies. The inclusion of uterine artery Doppler and PlGF screens for preeclampsia and fetal growth restriction. Low-dose aspirin significantly reduces the prevalence of severe preterm eclampsia. Cut-off values define groups of high, intermediate and low probability. Prenatal counseling uses detection and false-positive rates to work out the individual need profile and the corresponding decision: no further diagnosis/screening - cell-free DNA screening - diagnostic procedure and genetic analysis. In pre-test counseling it must be recognized that the prevalence of trisomy 21, 18 or 13 is low in younger women, as in submicroscopic anomalies in every maternal age. Even with high specificities, the positive predictive values of screening tests for rare anomalies are low. In the general population trisomies and sex chromosome aneuploidies account for approximately 70 % of anomalies recognizable by conventional genetic analysis. Screen positive results of cfDNA tests have to be proven by diagnostic procedure and genetic diagnosis. In cases of inconclusive results a higher rate of genetic anomalies is detected. Procedure-related fetal loss rates after chorionic biopsy and amniocentesis performed by experts are lower than 1 to 2 in 1000. Counseling should include the possible detection of submicroscopic anomalies by comparative genomic hybridization (array-CGH). At present, existing studies about screening for microdeletions and duplications do not provide reliable data to calculate sensitivities, false-positive rates and positive predictive values

    Clinical spectrum of female genital malformations in prenatal diagnosis

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    Introduction Fetal genital malformations represent a rare and heterogeneous group of congenital malformations of the disorders of sexual development (DSD) spectrum. Methods A thorough literature review on the main topics in the prenatal approach towards DSD was conducted. Results First, a thorough overview on prenatal characteristics of the most common fetal genital malformations of ovaries, uterus and external genitalia, and second, a standardized approach for differential diagnosis in the presence of direct and indirect prenatal signs of DSDs. Conclusions This review is mainly directed towards the aspects of female genital malformations with aspects of male DSD explained as well to aid in the prenatal differential diagnosis

    Amniotic fluid embolism-associated coagulopathy: a single-center observational study

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    Introduction Amniotic fluid embolism (AFE) continues to be a rare, enigmatic condition with high maternal mortality. It is characterized by cardiovascular compromise, loss of consciousness or other neurologic symptoms, and coagulopathy. The latter is usually treated according to existing protocols for consumptive coagulopathy. Methods Serial analyses of a panel of hemostaseological parameters were performed in three consecutive cases of AFE that occurred at our institution. Results All mothers and neonates survived without major sequelae. Disproportionately low levels of fibrinogen and factor five, and exorbitantly elevated d-dimers were present in all cases, whereas markers of consumptive coagulopathy, platelets and antithrombin in particular, were only slightly reduced. Discussion Our results support hyperfibrinolysis as contributing factor of AFE-associated coagulopathy. We, therefore, propose a treatment algorithm which includes early use of tranexamic acid and transfusion of red blood cells and fresh frozen plasma, adding fibrinogen if hemostasis is not readily achieved
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