Kidney Trauma in Martial Arts

  title={Kidney Trauma in Martial Arts},
  author={Michael W. Itagaki and Napoleon B. Knight},
  journal={The American Journal of Sports Medicine},
  pages={522 - 524}
A 22-year-old white male presented to the emergency department complaining of left-flank pain and dark-colored urine. According to the patient, 3 days earlier he had taken some “bad falls” while practicing jujitsu and developed mild left-flank soreness. Six hours prior to presenting to the emergency department, he had attended a second jujitsu practice session during which he attempted to perform a throw on his opponent (Fig. 1). He fell awkwardly on his back and felt a sharp, sudden pain in… 
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