Cystic Lymphangiomas in Abdominal Structures

Summary

Cystic lymphangiomas are uncommon benign congenital malformations of the lymphatic vessels that, when arising within abdominal compartments such as the mesentery, retroperitoneum, omentum or lesser sac, pose distinct diagnostic and therapeutic challenges. These lesions comprise thin-walled, fluid-filled cystic spaces lined by lymphatic endothelium and may vary greatly in size. Although most frequently identified in children, adult presentations are increasingly reported. Clinical manifestations range from asymptomatic abdominal distension discovered incidentally to acute abdominal pain or obstructive symptoms when lesions enlarge or haemorrhage. Radiological modalities—ultrasonography, computed tomography and magnetic resonance imaging—play a central role in preoperative characterisation, guiding decision-making between surgical excision, minimally invasive approaches and image-guided sclerotherapy. Complete resection remains the definitive treatment, yet ongoing research explores targeted pharmacological agents to reduce lesion volume and recurrence. Recognition of the molecular pathways driving aberrant lymphangiogenesis has opened avenues for novel therapies, emphasising the need for a multidisciplinary approach to optimise patient outcomes globally.

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Cystic Lymphangiomas in Abdominal Structures publication trend

The graph below shows the total number of articles in cystic lymphangiomas in abdominal structures across all publications each year (not limited to Nature Index journals).

Technical terms

Cystic lymphangioma: A benign congenital malformation composed of dilated lymphatic vessels forming fluid-filled cysts.

Laparoscopic excision: A minimally invasive surgical approach using small abdominal incisions and a camera to remove lesions.

Sclerotherapy: An image-guided procedure injecting a sclerosing agent into a cyst to induce fibrosis and shrinkage.

mTOR inhibitor: A class of drugs blocking the mammalian target of rapamycin pathway to suppress abnormal cell proliferation.

References

  1. Pediatric cystic lymphangioma of the retroperitoneum. Medicine (2020).

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