Recurrent Symptomatic Renal Angiomyolipoma After Selective Arterial Embolization: A Case Report
Anas E Ahmed1, Abdulelah M Almuaythir2, Nawaf M Alqahtani2
1Community Medicine, Jazan University, Jazan, SAU.
Cureus
|February 25, 2026
まとめ
Repeat arterial embolization effectively treats recurrent renal angiomyolipoma (AML) by addressing vessel recanalization. This nephron-sparing approach resolves symptoms and improves radiological outcomes in patients with renal AML.
科学分野:
- Interventional Radiology; Urology; Nephrology
背景:
- Renal angiomyolipoma (AML) can recur after initial treatment.
- Recanalization of embolized vessels can lead to AML recurrence and symptoms.
研究 の 目的:
- To evaluate the efficacy of repeat selective arterial embolization for recurrent renal AML with vessel recanalization.
- To assess the nephron-sparing nature and long-term outcomes of repeat embolization.
主な方法:
- Case study of a middle-aged woman with recurrent renal AML post-embolization.
- Utilized cross-sectional imaging and digital subtraction angiography to diagnose recurrence and characterize vascular supply.
- Performed repeat selective arterial embolization to devascularize the recurrent AML.
主要な成果:
- Imaging confirmed AML size increase and suggested hemorrhage.
- Angiography revealed partial recanalization of embolized vessels and tumor blush.
- Repeat embolization achieved total devascularization and complete symptom resolution.
結論:
- Repeat selective arterial embolization is a successful nephron-sparing strategy for recurrent renal AML.
- This approach effectively manages late-stage recanalization and ensures sustained clinical stability.
