Results of long-term venacavography study after placement of a Greenfield vena caval filter.

@article{Lang1992ResultsOL,
  title={Results of long-term venacavography study after placement of a Greenfield vena caval filter.},
  author={Wilfried Lang and H D Schweiger and Karin Hofmann-Prei\ss},
  journal={The Journal of cardiovascular surgery},
  year={1992},
  volume={33 5},
  pages={573-8}
}
Digital subtraction venacavography (DSV) as a follow-up examination was performed in 46 patients after placement of a standard stainless steel Greenfield vena caval filter (SGF). DSV is an exact method of visualizing the lumen of the inferior vena cava as well as intraluminal or captured thrombi. Eccentric filters with an angulation of more than 15 degrees were found in 8 patients causing a higher risk of pulmonary embolism from smaller emboli and propagating thrombi. Penetration of the caval… CONTINUE READING

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