patent urachus
MONDO:0018551Mondo
Findings
No curated finding names patent urachus yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Patent urachus is a type of congenital urachal anomaly characterized by a persistent communication between the bladder and the umbilicus, secondary to non occlusion of the urachal lumen, manifesting as clear drainage from the umbilicus.
Definition from the Mondo Disease Ontology (MONDO:0018551), 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 umbilical cordHPOHP:0010881
- Very frequent (80% to 99% of cases)
- Patent urachusHPOHP:0010479
- Very frequent (80% to 99% of cases)
- Abdominal painHPOHP:0002027
- Frequent (30% to 79% of cases)
- CystoceleHPOHP:0100645
- Frequent (30% to 79% of cases)
- Pelvic painHPOHP:0034267
- Frequent (30% to 79% of cases)
- Recurrent urinary tract infectionsHPOHP:0000010
- Frequent (30% to 79% of cases)
- Urachal cystHPOHP:0012618
- Frequent (30% to 79% of cases)
- Congenital posterior urethral valveHPOHP:0010957
- Occasional (5% to 29% of cases)
- Neonatal omphalitisHPOHP:0032435
- Occasional (5% to 29% of cases)
- Recurrent gram-negative bacterial infectionsHPOHP:0005420
- Occasional (5% to 29% of cases)
Where it sits
- A kind of
Other names
1 name
Resolves to: patent urachus
- Also called
- patent urachus (disease)