The present study was carried out on cadavers to ascertain the resolving power of C - arm fluoroscopy (mobile) unit. Renal calculi of different sizes were collected from the patients and these calculi were then implanted in the urinary tract of cadavers, at the common sites of impaction. It was seen that calculi as small as 3mm could be identified. However classification of the calculi i.e., prediction of stone composition based on image characteristics was not possible.
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