Urinomas secondary to pyelosinus backflow.

  title={Urinomas secondary to pyelosinus backflow.},
  author={R. M. Friedenberg and H Moorehouse and Miriam Gade},
  journal={Urologic radiology},
  volume={5 1},
Pyelosinus backflow of urine usually occurs through infractions of the calyceal fornices from obstruction or retrograde study. The primary cause appears to be a rapid rise in intrapelvic pressure with the backflow representing a physiologic release mechanism which returns the intrapelvic pressure to normal. Pyelosinus backflow is a benign process. However, complications can occur. In some persons whose urine transport cannot accommodate periodic increased urine flow or pressure, repeated… CONTINUE READING

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