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[Arteriovenous malformations: a study of 200 cases]
O Enjolras1, I Logeart, F Gelbert
1Consultation des Angiomes, Service du Pr Merland, Hôpital Lariboisière, 2, rue Ambroise-Paré, 75475 Paris Cedex 10.
Annales De Dermatologie Et De Venereologie
|March 16, 2000
Summary
Arteriovenous malformations (AVMs) often present in childhood and can progress significantly. Early diagnosis and understanding exacerbating factors like puberty and trauma are crucial for managing these complex vascular anomalies.
Area of Science:
- Vascular Surgery
- Pediatric Surgery
- Radiology
Background:
- Arteriovenous malformations (AVMs) are complex vascular anomalies with a variable natural history.
- Understanding their progression and clinical presentation is essential for effective management.
Purpose of the Study:
- To analyze the natural history of arteriovenous malformations (AVMs) in a large cohort.
- To identify factors influencing AVM progression and clinical presentation.
Main Methods:
- Review of 200 consecutive AVM cases (1992-1996) from a multidisciplinary clinic.
- Application of the International Society for the Study of Vascular Anomalies criteria and Schobinger staging system (grades I-IV).
Main Results:
- AVMs are often congenital, with 84% progressing by childhood (Grade II).
- Puberty, trauma, and pregnancy are common exacerbating factors.
- Cardiac decompensation and bone destruction are severe manifestations.
Conclusions:
- AVMs have a predominantly "pediatric" nature, often presenting deceptively.
- Known exacerbating factors were confirmed; loco-regional expansion occurs without cellular proliferation.
- Current treatments, including embolization and excision, do not guarantee a total cure.