Recent work in nephrolithiasis has benefited from 2 special kinds of imaging: endoscopic study of patient kidneys with high-quality instruments, and examination of stones with microscopic computed tomography (micro CT). The combination of these has provided new evidence that there is more than 1 mechanism by which stones are retained in the kidney until they … Leggi tutto
BJU InternationalVolume 103, Issue 7, pages 966-971, 19 NOV 2008 DOI: 10.1111/j.1464-410X.2008.08193.xhttp://onlinelibrary.wiley.com/doi/10.1111/j.1464-410X.2008.08193.x/full#f1 0
According to the Randall plaque theory, urinary crystals may attach to focal interstitial deposits of calcium phosphate (CaP), localized in the tip of the renal papillae. The aim of this prospective study was to evaluate the feasibility and safety of papillary biopsy, performed during ureterorenoscopy (URS) or percutaneous nephrolithotomy (PCNL), to obtain, in 0