A member asked:

Hi doctors, can you tell me what is left mega urethra and unilateral hydronephrosis?

A doctor has provided 1 answer
Dr. George Klauber answered

Specializes in Pediatric Urology

Swollen kidney ;tube: Unilateral hydronephrosis describes inside of kidney is swollen by urine caused by obstruction or urinary reflux. Mega-ureter is a swollen urinary tube between bladder ; kidney also from obstruction at lower end or bladder reflux. Taken together indicates that problem is at junction of bladder ; ureter. Megalourethra ia rare condition where part or all of urinary tube below bladder is very wide.

Answered 1/17/2014

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