nephrostogram

A radiograph of the kidney after opacification of the renal pelvis by injecting a contrast agent through a nephrostomy tube. [nephrostomy + G. gramma, writing]

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ne·phros·to·gram ni-'fräs-tə-.gram n a radiograph of the renal pelvis after injection of a radiopaque substance through an opening formed by nephrostomy

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ne·phros·to·gram (nə-frosґto-gram) [nephrostomy + -gram] radiographic inspection of a nephrostomy after injection of contrast material into the kidney.