Eisner Brian, Kim Howard, Sacco Dianne
Department of Urology, Massachusetts General Hospital, Boston, Massachusetts 02114, USA.
Int Braz J Urol. 2006 May-Jun;32(3):308-9. doi: 10.1590/s1677-55382006000300009.
A patient treated for nephrolithiasis formed knots in 2 occasions, in 2 separate indwelling ureteral stents. This rare complication may make stent removal difficult. To our knowledge, this is the first case report of repeat knot formation in a single patient.