Sequential renography in acute urinary tract obstruction due to stone disease.

@article{Kelleher1991SequentialRI,
  title={Sequential renography in acute urinary tract obstruction due to stone disease.},
  author={James P. Kelleher and Roger O. Plail and Sumit Dav{\'e} and David A. Cunningham and Martha E. Snell and R. O. N. Witherow},
  journal={British journal of urology},
  year={1991},
  volume={67 2},
  pages={
          125-8
        }
}
A group of 76 patients with urographically proven acute calculus obstruction was studied prospectively using 99mTc-DTPA renography to see if kidneys at risk of irreversible renal damage could be identified. There was a statistically significant relationship between the presence of obstruction on renography and the subsequent requirement for intervention, but not with the degree of obstruction (partial or severe). Stones over 5 mm in size are highly likely to cause obstruction, a drop in… CONTINUE READING
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