Publications by authors named "A W Stanson"

Objective: The purpose of this article is to describe our experience developing a Web-based radiology-specific event reporting system.

Conclusion: The Web-based safety event reporting system has been a valuable tool permitting us to address potential safety concerns in our department.

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Purpose: Renal arterial embolization is a minimally invasive alternative to the surgical treatment of certain renal diseases. The authors aimed to determine the safety of the procedure with respect to renal function and blood pressure control.

Materials And Methods: This study was a retrospective review of the charts of patients who underwent therapeutic renal arterial embolization between January 1998 and December 2007.

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Although the over-the-wire Greenfield filter was designed as a permanent filter, the present report describes two patients who had Greenfield filters percutaneously removed. One was removed at approximately 2,250 days after placement. This patient had developed severe abdominal pain believed to be caused by the filter that resolved after percutaneous filter removal.

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Purpose: To evaluate the efficacy and safety of 0.1 mmol/kg gadodiamide administration for contrast-enhanced magnetic resonance angiography (MRA) in detecting hemodynamically relevant renal artery stenosis (RAS) when compared with intraarterial digital subtraction angiography (IA-DSA) as the gold standard.

Materials And Methods: In a multicenter, controlled study, 395 patients with suspected or known RAS were included.

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Context: Pheochromocytomas are rare, but potentially fatal, neoplasms. The diagnosis and localization of pheochromocytoma can be challenging, and recently there has been some debate regarding the role for adrenal venous sampling (AVS). The utility of AVS in this setting is hampered by a lack of normative value data for adrenal vein catecholamine concentrations and the reliability of lateralization ratios.

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