Discover the latest updates to fetal surgery from world-leading experts in Cancun this September.

Ultrasound remains a cornerstone of maternal-fetal medicine, facilitating comprehensive assessment throughout gestation and postnatally. Its critical role extends to diagnosing fetal conditions requiring urgent intervention, often enabling in-utero surgical procedures in order to optimise perinatal outcomes. Advances in fetal surgery increasingly rely on ultrasound for real-time image guidance, particularly in complex interventions involving vital structures such as the brain, heart and spine. As techniques evolve, ultrasound continues to optimize precision in fetal surgical procedures, enhancing both maternal and neonatal prognoses.

Congress 2023 interview: New frontiers in fetal surgery

 

UOG videoclip: Standardized approach to ultrasound-guided balloon puncture for reversal of tracheal occlusion in congenital diaphragmatic hernia

 

Intraoperative footage of laser incision of bladder-neck-obstructing ureterocele using fetal cystoscopy at 20 + 6 weeks' gestation (Case 4) from https://doi.org/10.1002/uog.27673

 

 

Why is fetal medicine a key topic at ISUOG2025?

Fetal surgery has seen groundbreaking progress in recent years, with exciting advancements in minimally invasive techniques such as fetoscopic myelomeningocele repair and the treatment of congenital diaphragmatic hernia. These once high-risk procedures, developed in specific centers of the world, offer promising outcomes for mothers and fetuses in many centers worldwide. Since the number of indications is increasing, fetal surgery is also rapidly growing in relevance as innovations in diagnostic imaging and surgical technologies allow for earlier, more accurate interventions. We are now entering a new era with emerging pathologies such as gastroschisis and ventriculomegaly, expanding the scope of what fetal surgery can address.

The 35th ISUOG World Congress will spotlight these transformative developments, showcasing cutting-edge advancements, our challenges, and the exciting future of fetal surgery in clinical practice. Our society is at the forefront of this revolution, with a vibrant and dynamic landscape of research and clinical activity in the development of fetal surgery. This is an exciting time for the field, with the potential to change lives and shape the future of maternal-fetal medicine.

Jezid Miranda Scientific Committee member

Recent UOG Articles 

 

Supplement your learning

Lectures

How to select a candidate for spina bifida in-utero repair - M. Sanz Cortes

 

How to select a candidate for FETO when a fetus is diagnosed with congenital diaphragmatic hernia - E.Gratacos

 

Identifying the ideal candidate for in-utero treatment of an aneurism of the vein of Galen - J Stirnemann

 

Ultrasound Guided laser ablation of the feeding artery in non-hydropic fetuses with large bronchopulmonary sequestration - R Cruz-Martinez

 

VISUOG

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General principles of Ultrasound-Guided Procedures

In utero ultrasound-guided procedures have revolutionized antenatal care by enabling diagnosis, management, and treatment of various fetal conditions within the mother's womb using real-time ultrasound imaging.

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Ultrasound-Guided Fetal Surgeries: Techniques and Applications

Ultrasound-guided fetal surgeries have transformed prenatal care by offering effective therapeutic options for several major fetal conditions during pregnancy. This overview aims to underline the significance of ultrasound-guided fetal surgeries, their techniques, applications, benefits, and challenges.

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Spina bifida

Spina bifida is a defect of the vertebral arches. Most frequently the cavity of the neural tube is open. In a minority of cases the defect is closed by the overlying skin. Open spina bifida results in a U-shaped defect of the vertebrae in the axial plane, and is associated with typical cranial signs and clubfoot.

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Enlargement of the vein of Galen

It is the consequence of two types of arteriovenous malformation: the vein of Galen aneurysmal malformation and the pial arteriovenous malformation. The sonographic appearance is similar and the most prominent finding is the enlargement of the vein of Galen, that on Color Doppler contains turbulent blood flow.

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Diaphragmatic hernia

Congenital diaphragmatic hernia is a fetal defect associated with a higher risk of mortality due to pulmonary hypertension and lung hypoplasia. Fetal diagnosis is based on demonstration of an abnormality in the thoracic view. Prognosis is based on evaluation of the lung size in the contralateral side of the hernia.

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Aortic Stenosis

Aortic Stenosis (AS) is the narrowing of the aortic valve opening, causing a variable degree of left outflow tract obstruction. The underlying pathophysiology is left outflow tract obstruction. The degree of obstruction varies from mild to severe, from an asymptomatic bicuspid valve to critical obstruction.

 

Patient Information

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Aortic Stenosis

Aortic Stenosis (AS) is the narrowing of the aortic valve opening, causing a variable degree of left outflow tract obstruction. The underlying pathophysiology is left outflow tract obstruction. The degree of obstruction varies from mild to severe, from an asymptomatic bicuspid valve to critical obstruction.

Spina bifida main pic.JPG

Spina bifida

Spina bifida is a defect of the vertebral arches. Most frequently the cavity of the neural tube is open. In a minority of cases the defect is closed by the overlying skin. Open spina bifida results in a U-shaped defect of the vertebrae in the axial plane, and is associated with typical cranial signs and clubfoot.

Congenital Diaphraghmatic Hernia (CDH)

This leaflet is to help you understand what Congenital Diaphraghmatic Hernia (CDH) is, what tests you need, and the implication of having been diagnosed with Tetralogy of fallot for your baby and your family. 

Enlargement of the Vein of Galen

This leaflet is to help you understand what Enlargement of the Vein of Galen is, what tests you need, and the implication of having been diagnosed with Enlargement of the Vein of Galen for you, your baby and your family.

 

Questions

  • What are the latest developments within fetal surgery that are pushing new frontiers within maternal fetal medicine? 
  • How to select a candiate for fetal surgery?
  • What do the latest publications reveal about how ultrasound imaging tools are being used to guide surgical interventions?
  • What imaging capabilities across Ultrasound and MRI are driving research within fetal surgery?

Register for the ISUOG World Congress to get answers to these questions.

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