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On-line verification of the delivered dose during proton and carbon ion radiotherapy is currently a very desirable goal for quality assurance of hadron therapy treatment plans. In-beam positron emission tomography (ibPET), which can provide an image of the β+ activity induced in the patient during irradiation, which in turn is correlated to the range of the(More)
BACKGROUND Complication rates for laparoscopic bariatric surgery remain in evolution. METHODS Single institution review of the initial year's experience with laparoscopic gastric bypass compared with open gastric bypass complications for the same period. RESULTS There were 20 laparoscopic and 52 open gastric bypass procedures. Five laparoscopic patients(More)
We have noticed increased prescribing of tramadol by emergency physicians for breakthrough pain in patients chronically taking oxycodone. Both oxycodone and tramadol undergo oxidative metabolism by CYP2D6 and CYP3A4, suggesting the possibility that tramadol may compete with oxycodone for metabolism. A randomized controlled trial in 10 human volunteers was(More)