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[High flow vascular malformations in children].

J C López Gutiérrez1, Z Ros, L Martínez

  • 1Unidad de Cirugía Plástica Pediátrica, Hospital Infantil La Paz, Paseo de la Castellana, 261, 28046 Madrid.

Cirugia Pediatrica : Organo Oficial De La Sociedad Espanola De Cirugia Pediatrica
|February 27, 2003
PubMed
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Arterial vascular malformations in children are rare and difficult to diagnose. Radical surgical resection combined with embolization offers the best outcomes, while other treatments may worsen these high-flow vascular anomalies.

Area of Science:

  • Pediatric vascular surgery
  • Vascular anomalies
  • Interventional radiology

Context:

  • High-flow vascular malformations, specifically arterial anomalies, are uncommon in children compared to hemangiomas and low-flow malformations.
  • Accurate diagnosis and treatment planning for these anomalies require specialized medical expertise and a multidisciplinary approach.
  • Previous treatments for these conditions were often misdiagnosed as hemangiomas, leading to inappropriate therapies.

Purpose:

  • To evaluate the treatment outcomes for pediatric high-flow vascular malformations.
  • To identify effective therapeutic strategies and inappropriate treatments for arterial vascular malformations in children.
  • To analyze the relationship between patient demographics, symptoms, and malformation characteristics.

Summary:

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  • Twenty-eight children with high-flow vascular malformations (excluding CNS lesions) were treated. Most presented with Stage I or II malformations and had prior misdiagnoses.
  • Diagnostic tools included Doppler Ultrasound and Magnetic Resonance Imaging. Angiography and selective embolization were used selectively for surgical candidates.
  • Sixteen patients underwent complete resection, and five had incomplete resections. Inappropriate therapies like laser, radiotherapy, and partial resection were noted to exacerbate malformations.

Impact:

  • This study highlights that radical surgical resection following selective endovascular embolization is crucial for successful treatment of pediatric high-flow vascular malformations.
  • Reconstructive surgery is recommended post-resection to ensure optimal aesthetic and functional results.
  • Avoidance of inappropriate therapies is critical to prevent exacerbation of arteriovenous malformations (AVMs).