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Atresia of the urethra is a rare congenital bladder outlet obstruction, a fetal lower urinary tract obstruction (fetal LUTO), that is usually fatal. Unless there is some other egress for the urine to escape the bladder, such as patent urachus or anuro-rectal communication, these lesions are not compatible with renal development.
Features include very common findings: Vesicoureteral reflux and Reduced kidney function (renal insufficiency); and common findings: Recurrent urinary tract infections, Megacystis, Hydroureter, and Hydronephrosis and others. 14 total HPO annotations.
Organ System | Phenotype Count | Example Features |
|---|---|---|
Kidneys and urinary system | 3 | Reduced kidney function (renal insufficiency), Recurrent urinary tract infections, Renal dysplasia |
Biomarker and diagnostic research for atresia of urethra has been reported in the published literature.
Phenotype severity distribution: 2 very common features, 9 common features.
Estimated prevalence: Unknown (Unknown prevalence).
No clinical trials have been registered for atresia of urethra.
171 publications have been identified in PubMed for atresia of urethra. Kisho has analyzed 112 by research type. Research spans Case Report / Case Series (30%), Epidemiology / Natural History (23%), and Clinical Trial Publication (19%).
Research Type | Count | % of Total |
|---|---|---|
Patient case studies | 34 | 30% |
Data assembled from 4 of 12 sources · Last updated Sep 19, 2026, 9:42 PM UTC
European rare disease database
Genetic and Rare Diseases Info Center
Digestive system | 2 | Abdominal distention, Ascites |
Blood and immune system | 1 | Recurrent urinary tract infections |
Disease patterns and progression
26 |
23% |
Clinical study results | 21 | 19% |
Research summaries | 19 | 17% |
Testing and diagnosis research | 9 | 8% |
New treatment approaches | 2 | 2% |
Laboratory research | 1 | 1% |
Ademola AD (2026). [PMID: 42177751](https://pubmed.ncbi.nlm.nih.gov/42177751/). *West Afr J Med*. [Review / Meta-Analysis]
Ehlers S (2026). [PMID: 29493989](https://pubmed.ncbi.nlm.nih.gov/29493989/). *Unknown Journal*. [Clinical Trial Publication]
Yoshimura A (2026). [PMID: 41339016](https://pubmed.ncbi.nlm.nih.gov/41339016/). *J Vet Med Sci*. [Case Report / Case Series]
Mahenge MB (2026). [PMID: 42046783](https://pubmed.ncbi.nlm.nih.gov/42046783/). *World J Pediatr Surg*. [Epidemiology / Natural History]
Tang Y (2026). [PMID: 41539711](https://pubmed.ncbi.nlm.nih.gov/41539711/). *Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi*. [Review / Meta-Analysis]
Li S (2026). [PMID: 41746370](https://pubmed.ncbi.nlm.nih.gov/41746370/). *Pediatr Surg Int*. [Epidemiology / Natural History]
Haveliwala Z (2026). [PMID: 41015280](https://pubmed.ncbi.nlm.nih.gov/41015280/). *J Pediatr Surg*. [Case Report / Case Series]
Olivero A (2026). [PMID: 41454714](https://pubmed.ncbi.nlm.nih.gov/41454714/). *Urologia*. [Epidemiology / Natural History]
Saad WM (2026). [PMID: 41442882](https://pubmed.ncbi.nlm.nih.gov/41442882/). *Eur J Radiol*. [Diagnostic / Biomarker]
Langer P (2026). [PMID: 41630046](https://pubmed.ncbi.nlm.nih.gov/41630046/). *Acta Vet Scand*. [Diagnostic / Biomarker]