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Fetal Circulation

Fetal Circulation

Fetal circulation is a unique system that facilitates the exchange of gases, nutrients, and waste products between the developing fetus and the mother. This intricate process takes place through a special organ called the placenta.
Two umbilical arteries transport blood from the fetus to the placenta. At the placenta, the blood absorbs oxygen and nutrients while simultaneously eliminating waste products. This oxygen-enriched and nutrient-rich blood then returns to the fetus through one...

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Related Experiment Video

Updated: Feb 23, 2026

Model Surgical Training: Skills Acquisition in Fetoscopic Laser Photocoagulation of Monochorionic Diamniotic Twin Placenta Using Realistic Simulators

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Published on: March 21, 2018

[Advances in fetal surgery].

Carmen Mesas Burgos¹, Peter Conner², Georgios Papatziamos³

¹Karolinska Universitetssjukhuset - Pediatric Surgery Stockholm, Sweden Karolinska Universitetssjukhuset - Pediatric Surgery Stockholm, Sweden.

|August 30, 2017

Summary

This summary is machine-generated.

Fetal surgery offers improved outcomes for conditions like myelomeningocele but carries risks. Ongoing trials investigate prenatal interventions for congenital diaphragmatic hernia, advancing fetal medicine.

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Area of Science:

Fetal medicine and surgery
Congenital malformations
Surgical innovation

Background:

Fetal surgery is a rapidly advancing subspecialty focused on improving outcomes for life-threatening congenital conditions.
Current interventions aim to alter the natural history of severe fetal anomalies.
Multidisciplinary expertise is crucial for complex fetal procedures.

Purpose of the Study:

To summarize recent advances in fetal surgery.
To highlight the benefits and risks of fetal interventions for specific conditions.
To discuss ongoing research and complex procedures.

Main Methods:

Review of current fetal surgical practices and outcomes.
Discussion of evidence from clinical trials, including randomized controlled trials.
Description of procedures like Ex-utero intrapartum treatment (EXIT).

Main Results:

Fetal surgery for myelomeningocele improves neurologic outcomes and motor function, reducing the need for shunting, but increases risks of preterm birth and maternal morbidity.
Endoscopic tracheal occlusion for congenital diaphragmatic hernia is under investigation in a multicenter trial.
Ex-utero intrapartum treatment (EXIT) is primarily indicated for airway obstruction.

Conclusions:

Fetal surgery demonstrates significant potential in managing congenital malformations.
Risk-benefit analysis is essential for patient selection and counseling.
Continued research and specialized centers are vital for advancing fetal surgical care.