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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.
Biomarker and diagnostic research for congenital primary megaureter has been reported in the published literature.
Estimated prevalence: Unknown (Unknown prevalence).
No clinical trials have been registered for congenital primary megaureter.
12 publications have been identified in PubMed for congenital primary megaureter. Research spans Case Report / Case Series (33%), Epidemiology / Natural History (25%), and Diagnostic / Biomarker (17%).
Research Type | Count | % of Total |
|---|---|---|
Patient case studies | 4 | 33% |
Data assembled from 3 of 12 sources · Last updated Sep 18, 2026, 12:13 AM UTC
European rare disease database
Genetic and Rare Diseases Info Center
Disease patterns and progression
3 |
25% |
Testing and diagnosis research | 2 | 17% |
Research summaries | 2 | 17% |
Clinical study results | 1 | 8% |
Karmouch Y (2026). [PMID: 41783763](https://pubmed.ncbi.nlm.nih.gov/41783763/). *Urol Case Rep*. [Case Report / Case Series]
Altınay Kırlı E (2026). [PMID: 42084881](https://pubmed.ncbi.nlm.nih.gov/42084881/). *Turk Arch Pediatr*. [Review / Meta-Analysis]
Gernhold C (2026). [PMID: 42073102](https://pubmed.ncbi.nlm.nih.gov/42073102/). *Children (Basel)*. [Epidemiology / Natural History]
Elkina S (2026). [PMID: 42042681](https://pubmed.ncbi.nlm.nih.gov/42042681/). *Pediatr Rep*. [Case Report / Case Series]
Shang X (2025). [PMID: 40260310](https://pubmed.ncbi.nlm.nih.gov/40260310/). *Front Pediatr*. [Clinical Trial Publication]
Ogunfusika OH (2025). [PMID: 41104037](https://pubmed.ncbi.nlm.nih.gov/41104037/). *Cureus*. [Case Report / Case Series]
Isac GV (2025). [PMID: 40142290](https://pubmed.ncbi.nlm.nih.gov/40142290/). *Medicina (Kaunas)*. [Epidemiology / Natural History]
Tartaglione G (2025). [PMID: 40336852](https://pubmed.ncbi.nlm.nih.gov/40336852/). *World J Nucl Med*. [Diagnostic / Biomarker]
Alconcher L (2025). [PMID: 40392025](https://pubmed.ncbi.nlm.nih.gov/40392025/). *Arch Argent Pediatr*. [Epidemiology / Natural History]
Isac GV (2025). [PMID: 40217912](https://pubmed.ncbi.nlm.nih.gov/40217912/). *J Clin Med*. [Diagnostic / Biomarker]