Publications by authors named "Tassis B"

A significant increase in Parvovirus B 19 (B19V) infections has been reported in the last months in some European countries. This outbreak could be highly detrimental for pregnant women, considering the capacity of the virus to harm the fetus. However, the magnitude and spread of this outbreak is yet unclear.

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Background: Antenatal universal screening for toxoplasmosis is recommended in most affluent countries worldwide. Despite evidence is not robust, detected cases are typically treated during pregnancy. Affected newborns are also treated to temper clinical consequences.

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Background: The prognostic relevance of fetal/early postnatal magnetic resonance (MR) imaging (MRI) isolated "minor" lesions in congenital cytomegalovirus (CMV) infection is still unclear, because of the heterogeneity of previously reported case series. The aim of this study was to report the imaging and long-term clinical follow-up data on a relatively large cohort of infected fetuses.

Methods: Among 140 CMV-infected fetuses from a single-center 12-year-long fetal MRI database, cases that showed isolated "minor" lesions at MRI, mainly represented by polar temporal lesions, were selected.

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A suppressive antiretroviral therapy (ART) is necessary to prevent mother-to-child transmission (MTCT) of HIV during pregnancy. During this period, it is recommended to continue an ongoing safe and suppressive regimen, but history of multiclass drug-resistance (MDR) might need tailored, uncommon approaches posing tolerability and toxicity issues. This is the case of a 33 years of age, vertically infected woman with MDR HIV infection suppressed on a darunavir/cobicistat + atazanavir regimen switched during pregnancy to lamivudine + darunavir/ritonavir + dolutegravir 50 mg bis-in-die, maintaining complete viral suppression and delivering via caesarian section and without zidovudine (AZT) intrapartum prophylaxis a healthy HIV-negative newborn who received AZT post-exposure prophylaxis and showed regular growth patterns up to 2 years.

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Background: The risk of intrauterine death (IUD) at term varies from less than one to up to three cases per 1,000 ongoing pregnancies. The cause of death is often largely undefined. Protocols and criteria to prevent and define the rates and causes of stillbirth are the subjects of important scientific and clinical debates.

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Article Synopsis
  • Human cytomegalovirus (HCMV) is a major cause of congenital disabilities, prompting a study to assess the rate and risk factors of congenital CMV (cCMV) infection in newborns of immune women.
  • The study involved two parts: the first part analyzed the prevalence of cCMV without any hygiene recommendations, with findings showing a cCMV rate of 0.19% among 9,661 newborns tested.
  • Results indicated that specific factors like twin pregnancies and maternal health conditions are linked to higher cCMV risks, but overall, the low cCMV rate in immune women suggests serological screening might be important to identify those at lower risk for future pregnancies.
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Among 733 pregnant women with HIV followed between 2013 and 2021, only 8 (1.1%) had prior HPV vaccination. One had low-grade squamous intraepithelial lesions [LSIL], and none had HPV type information.

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Background: Evidence on the outcome of SARS-CoV-2 infection in pregnancy is generally reassuring but yet not definitive.

Methods: To specifically assess the impact of SARS-CoV-2 infection in late pregnancy, we prospectively recruited 315 consecutive women delivering in a referral hospital located in Lombardy, Italy in the early phase of the epidemic. Restriction of the recruitment to this peculiar historical time period allowed to exclude infections occurring early in pregnancy and to limit the recall bias.

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Introduction: We investigated association between sociodemographic characteristics and COVID-19 disease among pregnant women admitted to our unit, the largest high-risk maternity unit in the Milan metropolitan area.

Methods: Between March 1, 2020 and April 30, 2020, 896 pregnant women were admitted to our Institution and tested for COVID-19. We collected information regarding their sociodemographic characteristics.

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Background: No published studies have evaluated in pregnant women with HIV weight gain with different antiretroviral drug classes.

Methods: Data from a national cohort study were used. We compared absolute weight gain and occurrence of excessive weight gain in women with HIV who received during pregnancy integrase inhibitors (INSTI), protease inhibitors (PI), or non-nucleoside reverse transcriptase inhibitors (NNRTI).

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Background: Recent evidence supports elective induction of labor at 39 weeks in low-risk pregnancies to improve maternal and perinatal outcomes. This evidence includes the ARRIVE trial (A Randomized Trial of Induction Versus Expectant Management). However, concerns have been raised on the external validity of the ARRIVE trial, especially with regard to the demographic and clinical characteristics of the pregnant women recruited.

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In 250 pregnant women with either asymptomatic, non‐severe, or severe SARS‐CoV‐2 infection, obesity turned out to be the main determinant of severe COVID‐19 illness.

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Background: Universal testing has been suggested as a useful strategy for a safe exit from the total lockdown, without recurrence of COVID-19 epidemic, delivering women being considered a sentinel population. Further universal testing for pregnant women may be useful in order to define appropriate access to COVID19 areas, dedicated neonatal care, and personal protective equipment.

Methods: During the period 10-26 April, all consecutive women admitted for delivery at the Maternity Hospitals of the city of Milan and in six provinces of Lombardy: Brescia, Como, Lecco Monza, Pavia, and Sondrio.

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Screening for SARS‐Cov‐2 at hospital admission using a specific questionnaire is less effective than nasopharyngeal swab but more sustainable, hence it can be considered in contexts with low incidence of the virus.

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Article Synopsis
  • A study assessed smoking prevalence and its effects on pregnancy outcomes in women with HIV during early pregnancy, using a multicenter observational study conducted from 2001 to 2018.
  • The overall prevalence of reported smoking was 25.6%, with a notable reduction to 19.0% between 2013 and 2018; smokers tended to be older and had a longer HIV history but lower body mass index and were less often African.
  • Findings indicated that smoking was linked to increased risks of low birthweight and fetal growth restriction, highlighting the importance of smoking cessation programs to improve maternal and neonatal health in this population.
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Zika virus (ZIKV) infection has been linked to congenital defects in fetuses and infants, as exemplified by the microcephaly epidemic in Brazil. Given the overlapping presence of Dengue virus (DENV) in the majority of ZIKV epidemic regions, advanced diagnostic approaches need to be evaluated to establish the role of pre-existing DENV immunity in ZIKV infection. From 2015 to 2017, five pregnant women with suspected ZIKV infection were investigated in Pavia, Italy.

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Purpose: Recommended regimens for pregnant women with HIV-1 are composed of two nucleoside reverse transcriptase inhibitors (NRTI) plus either a ritonavir-boosted protease inhibitor (PI) or an integrase strand transfer inhibitor (ISTI), with non-nucleoside reverse transcriptase inhibitors (NNRTI) representing an alternative drug class. The study's purpose was to compare these three options in terms of pregnancy outcomes.

Methods: Data from a national observational study of pregnant women with HIV-1 were used.

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Background: There is limited information on pregnancy loss in women with HIV, and it is still debated whether HIV-related markers may play a role.Objectives: To explore potential risk factors for pregnancy loss in women with HIV, with particular reference to modifiable risk factors and markers of HIV disease.

Methods: Multicenter observational study of HIV-positive pregnant women.

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Purpose: To evaluate the maternal and neonatal safety of vaginal delivery in women with HIV following the implementation of a national protocol in Italy.

Methods: Vaginal delivery was offered to all eligible women who presented antenatally at twelve participating clinical sites. Data collection and definition of outcomes followed the procedures of the National Program on Surveillance on Antiretroviral Treatment in Pregnancy.

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Objective: To assess whether sonographic diagnosis of fetal head position before instrumental vaginal delivery can reduce the risk of failed vacuum extraction and improve delivery outcome.

Methods: Randomised Italian Sonography for occiput POSition Trial Ante vacuum (R.I.

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Background: Abacavir-lamivudine (ABC/3TC) and tenofovir-emtricitabine (TDF/FTC) represent in the guidelines of several countries, including Italy and United States, the preferred nucleoside/nucleotide backbones of antiretroviral regimens. We assessed their profile in pregnancy using data from a national observational study.

Methods: Laboratory measures (CD4, HIV-RNA, lipid profile, glucose, hemoglobin, and alanine transferase) and pregnancy outcomes (preterm delivery, low birthweight, nonelective cesarean section, birthweight Z-score, congenital defects, HIV transmission, maternal weight gain, and pregnancy complications) were compared after prenatal exposure to ABC/3TC or TDF/FTC.

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Background: Atazanavir and darunavir represent the main HIV PIs recommended in pregnancy, but comparative data in pregnant women are limited. We assessed the safety and activity profile of these two drugs in pregnancy using data from a national observational study.

Methods: Women with atazanavir or darunavir exposure in pregnancy were evaluated for laboratory measures and main pregnancy outcomes (e.

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Article Synopsis
  • The study aimed to compare fat thickness in pregnant women with gestational diabetes (GDM) to those without diabetes through ultrasound measurements.
  • Results showed that women with GDM had significantly higher subcutaneous and visceral fat thickness than nondiabetic women, with visceral fat being the stronger indicator of GDM.
  • The findings suggest that measuring visceral fat during mid-pregnancy can be a useful tool for identifying women at risk for gestational diabetes, regardless of other risk factors.
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Background And Objectives: It has been reported that maternal DNAemia is detectable in three quarters of pregnant women with acute/recent primary HCMV infections, with a higher median number of HCMV DNA copies/ml blood in transmitter as compared with non-transmitter mothers.

Study Design: The kinetics of HCMV DNA in blood of transmitter vs non-transmitter pregnant women with primary HCMV infection was retrospectively analyzed from their first blood sampling at referral up to amniocentesis strictly performed at 19-21 weeks' gestation. Monthly monitoring of maternal HCMV DNAemia was performed up to prenatal diagnosis.

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