U.S. doctors online nowAsk doctors free
A 39-year-old member asked:

What is left mega urethra and unilateral hydronephrosis? what causes it?

1 doctor answer3 doctors weighed in
Dr. James Lin
A Verified Doctoranswered
Urology 52 years experience
Here are some...: Oftentimes, the described condition is a congenital anomaly resulting from poorly innervated distal atonic ureter, which is usually found incidentally on imaging studies for other reasons. Such adynomic segment and resulting massive ureteral dilation is prone to bleed upon trauma and to induce bacterial UTI so to precipitate active evaluation. More? Ask urologist or radiologist timely.
Created for people with ongoing healthcare needs but benefits everyone.

Similar questions

A 47-year-old member asked:

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

1 doctor answer3 doctors weighed in
Dr. George Klauber
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.
Created for people with ongoing healthcare needs but benefits everyone.
Last updated Jul 26, 2016

Disclaimer:

Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.