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Updated: May 7, 2026

Laparoscopic Choledochal Cyst Excision and Roux-en-Y Choledochojejunostomy in Adults
Published on: February 28, 2025
Omental cysts: an unusual cause of abdominal distension in children
G M Henry1, I B Kern, B G Currie
1Prince of Wales Childrens Hospital, Randwick, New South Wales, Australia.
Insights
Congenital cystic lesions of the omentum are rare in children and challenging to diagnose preoperatively. Complete surgical resection is the recommended treatment for these benign conditions.
Area of Science:
- Pediatric Surgery
- Abdominal Imaging
- Developmental Biology
Background:
- Congenital cystic lesions of the omentum are rare in pediatric patients.
- Preoperative diagnosis is difficult due to nonspecific clinical and imaging features.
- These lesions are believed to originate from developmental anomalies of the lymphatic system.
Purpose of the Study:
- To review the presentation and management of congenital cystic lesions of the omentum in children.
- To highlight the diagnostic challenges and emphasize the importance of surgical resection.
- To discuss the embryological origin and confirm the benign nature of these lesions.
Main Methods:
- Case report of two pediatric patients with omental cystic lesions.
- Review of relevant medical literature on congenital omental cysts.
- Analysis of diagnostic modalities and surgical outcomes.
Main Results:
- Two cases of pediatric omental cystic lesions were successfully treated with complete surgical excision.
- Literature review confirmed the rarity and diagnostic difficulty of these lesions.
- Histopathological examination confirmed the benign nature of the resected lesions.
Conclusions:
- Congenital cystic lesions of the omentum are rare but benign pediatric findings.
- Complete surgical resection is the definitive treatment.
- Long-term follow-up is generally not required due to their benign nature.
Abstract:
Congenital cystic lesions arising in the omentum are a rare finding in the paediatric age group. They are difficult to diagnose preoperatively as they have few distinct features; the diagnosis is often confirmed only at lalaparotomy. They are thought to arise due to a developmental abnormality of the lymphatic system. Two cases are presented and the literature reviewed. The treatment of choice is complete resection. Long-term follow-up is unnecessary due to their benign nature.
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