From pyelo- + nephritogenic. <span class="searchmatch">pyelonephritogenic</span> (not comparable) That produces pyelonephritis...
cystoureteropyelonephritis pyelogram pyelography pyelolithotomy pyelonephritis <span class="searchmatch">pyelonephritogenic</span> pyelostomy pyeloplasty pyelorenal pyeloscopy pyelotomy pyeloureteral...