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[Pancreatic arteriovenous malformations : from pathophysiology to therapy]
Timothée Molango1,2, Marius Antonescu1, Martin Bolli3
1Service de chirurgie, Hôpital du Jura, 2800 Delémont.
Revue Medicale Suisse
|February 13, 2020
Summary
Pancreatic arteriovenous malformations are rare vascular issues, often found incidentally. This review covers their causes, diagnosis, and treatment options for symptomatic patients.
Area of Science:
- Vascular Surgery
- Gastroenterology
- Radiology
Background:
- Pancreatic arteriovenous malformations (PAVMs) are uncommon vascular anomalies.
- Most PAVMs are asymptomatic and discovered incidentally during imaging.
- Symptomatic presentations include abdominal pain, gastrointestinal bleeding, pancreatitis, and portal hypertension.
Purpose of the Study:
- To elucidate the pathophysiology of pancreatic arteriovenous malformations.
- To review the diagnostic approaches for PAVMs.
- To summarize current therapeutic strategies for PAVMs.
Main Methods:
- Literature review of pathophysiology, diagnosis, and treatment of PAVMs.
- Analysis of diagnostic modalities such as angiography and cross-sectional imaging.
- Synthesis of reported therapeutic interventions, including endovascular and surgical options.
Main Results:
- PAVMs result from abnormal connections between pancreatic arteries and veins.
- Diagnosis relies on imaging techniques like CT angiography and MRI.
- Treatment is individualized, ranging from observation to embolization or resection.
Conclusions:
- Understanding PAVM pathophysiology is crucial for diagnosis and management.
- Multimodality imaging is key for accurate PAVM detection.
- Treatment decisions for PAVMs depend on clinical presentation and patient factors.
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