Equis ISSN 2398-2977

Urachus: patent

Synonym(s): Urachal fistula

Contributor(s): Jonathan Pycock, Wendy E Vaala

Introduction

  • Cause: congenital and acquired forms of failure of the urachus to occlude at the umbilicus.
  • Acquired types may be associated with systemic debilitation and/or umbilical infection.
  • Signs: Presents within first 2 weeks of life with moist umbilicus and leakage of urine from the patent urachus.
  • In acquired forms may be severe systemic signs in compromised neonatal foal.
  • Diagnosis: history, signs.
  • Treatment: is usually medical with antibiotic therapy, local umbilical cleaning/skin protection, possibly cautery, primary problem care and surgical resection of the umbilical remnants with persistent cases.
  • Prognosis: guarded in systemically ill foals.

Pathogenesis

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Diagnosis

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Treatment

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Prevention

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Outcomes

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Further Reading

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