nephrostomy tube

ne·phros·to·my tube

a tube placed in the renal collecting system for drainage, diagnostic tests, or removal of calculi. May be placed through a percutaneous route or during an open surgical procedure.

ne·phros·to·my tube

(ne-fros'tŏ-mē tūb) A tube placed in the renal collecting system for drainage, diagnostic tests, or removal of calculi. May be placed through a percutaneous route or during an open surgical procedure.