Intussusception: US findings with pathologic correlation--the crescent-in-doughnut sign.

@article{delPozo1996IntussusceptionUF,
  title={Intussusception: US findings with pathologic correlation--the crescent-in-doughnut sign.},
  author={Gloria del-Pozo and Jos{\'e} Carmelo Albillos and Daniel Tejedor},
  journal={Radiology},
  year={1996},
  volume={199 3},
  pages={688-92}
}
PURPOSE To determine the characteristic ultrasound (US) findings of intussusception and to explain its different components. MATERIALS AND METHODS Three intussusceptions were surgically induced in pigs, and in vitro US scans were compared with the corresponding pathologic slices. US findings in 44 cases of pediatric intussusception confirmed by means of saline enema examination were analyzed. RESULTS Axial images of intussusception showed a doughnut pattern. The hypoechoic external ring was… CONTINUE READING

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