Leeds Fetal Medicine Unit Website

Enteric Duplication Cyst (Duplication cyst)

Definition	Cystic structure within the abdomen contiguous with the bowel
Incidence	????
Diagnosis	Ultrasound showing hyperechoic mucosa surrounded by hyperechoic wall
Gestation at diagnosis	12 weeks onwards
Known chromosomal or genetic association	No, thought to be the result of abnormal gut development in early embryogenesis
Further investigations	None
Differential Diaganosis	Ovarian cyst Mesenteric cyst Meconium Pseudocyst Choledochal cyst
Prognosis	Excellent, usually need neonatal surgical resection
Recurrance risk	Low
Research Studies	None

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