Publications by authors named "S Lucas-Samuel"

Study Question: Can we monitor post-oocyte retrieval infections in the French national health data system to complement the French ART vigilance system?

Summary Answer: Medico-administrative databases provide a more comprehensive view of post-oocyte retrieval infections and can be used to detect abnormal increases in frequency and outlier ART centers as a complementary tool to the ART vigilance system.

What Is Known Already: The various studies of ART complications are reassuring, showing relatively low overall complication rates. Nonetheless, the European Union has set up a vigilance system to monitor these complications.

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Diseases caused by arboviruses are on the increase worldwide. In addition to arthropod bites, most arboviruses can be transmitted via accessory routes. Products of human origin (labile blood products, solid organs, hematopoietic stem cells, tissues) present a risk of contamination for the recipient if the donation is made when the donor is viremic.

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Study Question: What is the incidence rate of complications in women undergoing ART procedures compared to the period prior to their first oocyte retrieval?

Summary Answer: The study shows a significant increase in the post-ART incidence rate of some complications but a low overall rate of occurrence relative to the total number of oocyte retrievals.

What Is Known Already: ART, widely used in Europe, accounts for 3.3% of births in France.

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Background: Although transmission of pathogenic viruses through human tissue grafts is rare, it is still one of the most serious dreaded risks of transplantation. Therefore, in addition to the detailed medical and social history, a comprehensive serologic and molecular screening of the tissue donors for relevant viral markers for human immunodeficiency virus (HIV), hepatitis B virus (HBV), and hepatitis C virus (HCV) is necessary. In the case of reactive results in particular, clear decisions regarding follow-up testing and the criteria for tissue release must be made.

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Advanced therapy medicinal products, a new class of products with promising therapeutic effects, have been classified as medicinal products and as such should be developed according to a well-structured development plan, to establish their quality, safety and efficacy profile and conclude, at the time of the marketing authorisation evaluation, on a positive risk/benefit balance for patients. An important part of this development plan is achieved through clinical trials, which have also to be approved according to a well-established regulatory process, prior any initiation. This chapter is dedicated to describe the regulatory pathway to be followed in France, before initiating any clinical trial with those investigational advanced therapy medicinal products.

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