HYDRONEPHROSIS - Definition

WordNet Dictionary

	Definition:	[n] accumulation of urine in the kidney because of an obstruction in the ureter

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	See Also:	pathology

Webster's 1913 Dictionary

	Definition:	\Hy`dronephro"sis\, n. [NL., Gr. "y`dwr water + ? a kidney.] (Med.) An accumulation of urine in the pelvis of the kidney, occasioned by obstruction in the urinary passages.

Medical Dictionary

	Definition:	Pathological chronic enlargement of the collecting channels of a kidney, leading to compression and eventual destruction of kidney tissue, and diminishing kidney functionning.