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Urachal cyst is a congenital urachal anomaly characterized by a failure of complete closure of the urachus, in which both ends are closed but the central lumen remains patent. It is typically asymptomatic but may become clinically significant when infected, presenting as a mass in the umbilical region accompanied by abdominal pain and fever.
Biomarker and diagnostic research for urachal cyst has been reported in the published literature.
Estimated prevalence: Unknown (Unknown prevalence).
No clinical trials have been registered for urachal cyst.
34 publications have been identified in PubMed for urachal cyst. Research spans Case Report / Case Series (82%), Epidemiology / Natural History (9%), and Diagnostic / Biomarker (3%).
Research Type | Count | % of Total |
|---|---|---|
Patient case studies | 28 | 82% |
Data assembled from 3 of 12 sources · Last updated Sep 19, 2026, 11:55 PM UTC
European rare disease database
Genetic and Rare Diseases Info Center
3 |
9% |
Testing and diagnosis research | 1 | 3% |
Research summaries | 1 | 3% |
Clinical study results | 1 | 3% |
Wang P (2026). [PMID: 39088037](https://pubmed.ncbi.nlm.nih.gov/39088037/). *Minerva Surg*. [Diagnostic / Biomarker]
Liu X (2026). [PMID: 41815537](https://pubmed.ncbi.nlm.nih.gov/41815537/). *Front Oncol*. [Case Report / Case Series]
Chait J (2026). [PMID: 42211637](https://pubmed.ncbi.nlm.nih.gov/42211637/). *Cureus*. [Case Report / Case Series]
Ali S (2026). [PMID: 42052305](https://pubmed.ncbi.nlm.nih.gov/42052305/). *Clin Case Rep*. [Epidemiology / Natural History]
Kurobe M (2026). [PMID: 41775448](https://pubmed.ncbi.nlm.nih.gov/41775448/). *Investig Clin Urol*. [Case Report / Case Series]
Bashar A (2025). [PMID: 40995298](https://pubmed.ncbi.nlm.nih.gov/40995298/). *Cureus*. [Case Report / Case Series]
Zulfiqar M (2025). [PMID: 40208809](https://pubmed.ncbi.nlm.nih.gov/40208809/). *Radiographics*. [Review / Meta-Analysis]
Du L (2025). [PMID: 40426085](https://pubmed.ncbi.nlm.nih.gov/40426085/). *BMC Pregnancy Childbirth*. [Epidemiology / Natural History]
Akshitha E (2025). [PMID: 40199592](https://pubmed.ncbi.nlm.nih.gov/40199592/). *BMJ Case Rep*. [Case Report / Case Series]
Dao QA (2025). [PMID: 41281801](https://pubmed.ncbi.nlm.nih.gov/41281801/). *Urol Case Rep*. [Case Report / Case Series]