Umbilical vein remodeling is associated with pregestational maternal overweight
2024

How Maternal Overweight Affects the Umbilical Vein

Sample size: 35 publication 10 minutes Evidence: moderate

Author Information

Author(s): Souza Kamilla Batista da Silva, Hochberger Luana Caroline, Castrignano Camargo Felippe Egon, Silva Gabriely Santos, Camargo Giovanna Castrignano, Mello João Pedro Lourenço, Alcantara Dos Santos Fernanda Cristina, Giachini Fernanda Regina, Lobato Núbia de Souza, Souto Paula Cristina de Souza

Primary Institution: Federal University of Mato Grosso

Hypothesis

Does pregestational maternal overweight alter the structural characteristics of the umbilical vein?

Conclusion

Maternal overweight leads to structural changes in the umbilical vein, including increased thickness and collagen deposition.

Supporting Evidence

  • Veins from overweight pregnant women had greater total area and wall thickness.
  • Higher collagen deposition was observed in the perivascular region of the overweight group.
  • A positive correlation was found between BMI and vessel thickness.

Takeaway

Being overweight before pregnancy can change the umbilical vein, making it thicker and affecting how it works.

Methodology

Umbilical cords were collected from eutrophic and overweight pregnant women, and histological analyses were performed to assess structural characteristics.

Limitations

The study had a limited sample size and did not differentiate between degrees of overweight and obesity.

Participant Demographics

Pregnant women aged 18 and older, with live newborn deliveries and no fetal malformations.

Statistical Information

P-Value

p<0.0001

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3389/fendo.2024.1483364

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