congenital primary megaureter
MONDO:0018960Mondo
Findings
No curated finding names congenital primary megaureter yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
An idiopathic condition in which the bladder and bladder outlet are normal but the ureter is dilated to some extent. It may be obstructed, refluxing or unobstructed and not refluxing.
Definition from the Mondo Disease Ontology (MONDO:0018960), read 2026-09-29. CC BY 4.0.
Features
10 features
What the disease is reported to present with, and how often among people who have it — never how often a feature means the disease. HPO, annotations 2026-09-02.
- Abnormality of the upper urinary tractHPOHP:0010935
- Very frequent (80% to 99% of cases)
- Congenital megaureterHPOHP:0008676
- Very frequent (80% to 99% of cases)
- HydronephrosisHPOHP:0000126
- Very frequent (80% to 99% of cases)
- Abdominal painHPOHP:0002027
- Frequent (30% to 79% of cases)
- FeverHPOHP:0001945
- Frequent (30% to 79% of cases)
- Kidney stoneHPOHP:0000787
- Frequent (30% to 79% of cases)
- Microscopic hematuriaHPOHP:0002907
- Frequent (30% to 79% of cases)
- Recurrent urinary tract infectionsHPOHP:0000010
- Frequent (30% to 79% of cases)
- Vesicoureteral refluxHPOHP:0000076
- Frequent (30% to 79% of cases)
- Abnormal penis morphologyHPOHP:0000036
- Occasional (5% to 29% of cases)
Where it sits
Other names
1 name
Resolves to: congenital primary megaureter
- Also called
- congenital primary megalo-ureter