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Affixes: the building blocks of English
Affixes: the building blocks of English
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pyel(o)-

The pelvis of the kidney.

[Greek puelos, trough, basin.]

The pelvis of the kidney, the renal pelvis, is the broadened top part of the ureter into which the kidney tubules drain. Pyelography is an X-ray technique for producing an image of the renal pelvis and urinary tract; pyelitis is inflammation of it; pyeloplasty is an operation to relieve obstruction at the junction of the kidney and the ureter; pyelolithotomy (Greek -tomia, cutting) is surgical removal of a stone from the kidney through an incision made in the renal pelvis; pyelonephritis is inflammation of the substance of the kidney as a result of bacterial infection.

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