[pahy-uh-loh-nuh-froh-sis, pahy-el-oh-] /ˌpaɪ ə loʊ nəˈfroʊ sɪs, paɪˌɛl oʊ-/
any disease of the kidney and its pelvis.
pyelonephrosis py·e·lo·ne·phro·sis (pī’ə-lō-nə-frō’sĭs)
Disease of the pelvis of the kidney.
pyeloplasty py·e·lo·plas·ty (pī’ə-lə-plās’tē) n. Plastic or reconstructive surgery of the pelvis of the kidney to correct an obstruction.
pyeloplication py·e·lo·pli·ca·tion (pī’ə-lō-plĭ-kā’shən) n. A surgical procedure of taking tucks in the wall of the renal pelvis, formerly performed to treat hydronephrosis.
pyeloscopy py·e·los·co·py (pī’ə-lŏs’kə-pē) n. Fluoroscopic observation of the pelvis and the calices of the kidney following injection of a contrast medium through the ureter.
pyelostomy py·e·los·to·my (pī’ə-lŏs’tə-mē) n. Surgical formation of an opening into the pelvis of the kidney to allow drainage of urine.