Two cases of pheochromocytoma that invaded the inferior vena cava are reported. The significance of this finding in regard to the malignant potential of the tumor and the role of sonography in the evaluation of intracaval tumor are discussed.
Percutaneous techniques to manage urinary fistulas have had limited success. To overcome this, self-closing metallic clips were developed to occlude the ureter. The clips are applied through a percutaneously placed 30-F Teflon sheath. A case is reported in which the clips and new technique were successfully used.
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