Dr. Cahill is currently at The Children’s Hospital of Philadelphia and serves as the Division Chief of Interventional Radiology and Director of Image-Based Therapy for Vascular Anomalies. Dr. Cahill’s areas of focus include vascular malformation therapy, endovascular therapy of renovascular hypertension and venous thrombolysis.

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Dr. Cahill received her medical degree and training in Ireland and completed two fellowships -  a general pediatric fellowship at British Columbia Children's Hospital and a pediatric interventional fellowship at Children's Hospital of Pittsburgh.