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Updated: Jun 22, 2026

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Laparoscopic Radical Gastrectomy for Remnant Gastric Cancer
Published on: October 31, 2025
Heterotopic mesenteric ossification after gastrectomy for watermelon stomach
Konstantinos Vlachos1, Fotios Archontovasilis, Andreas Karameris
12nd Surgical Department, 417 NIMTS Veterans Army Hospital, Athens, Greece.
Summary
Heterotopic mesenteric ossification is a rare condition, often linked to prior surgery. This case highlights its potential to cause abdominal sepsis following gastric surgery for gastric antral vascular ectasia.
Area of Science:
- Gastroenterology
- Surgical Pathology
Background:
- Heterotopic mesenteric ossification (HMO) is an exceptionally rare condition.
- Few documented cases link HMO to prior abdominal surgery or trauma.
Observation:
- A patient developed abdominal sepsis post-operatively.
- The surgery was for recurrent gastric bleeding caused by gastric antral vascular ectasia (GAVE), also known as watermelon stomach.
Findings:
- The patient's condition was attributed to heterotopic mesenteric ossification.
- This represents a rare complication following surgery for GAVE.
Implications:
- This case underscores the importance of considering rare complications like HMO in patients with a history of abdominal surgery.
- Further research may elucidate the specific mechanisms linking GAVE treatment, surgical intervention, and HMO development.
