CC BY 4.0 · Endoscopy 2025; 57(S 01): E120-E121
DOI: 10.1055/a-2523-2575
E-Videos

Submucosal tunneling endoscopic resection of a rare gastric hemangioma

Ka-Kin Sze
1   Medicine and Geriatrics, Division of Gastroenterology and Hepatology, Tuen Mun Hospital, Hong Kong, Hong Kong (Ringgold ID: RIN36658)
,
Wai-Ming Chau
1   Medicine and Geriatrics, Division of Gastroenterology and Hepatology, Tuen Mun Hospital, Hong Kong, Hong Kong (Ringgold ID: RIN36658)
,
Yiu-Keung Ma
1   Medicine and Geriatrics, Division of Gastroenterology and Hepatology, Tuen Mun Hospital, Hong Kong, Hong Kong (Ringgold ID: RIN36658)
,
1   Medicine and Geriatrics, Division of Gastroenterology and Hepatology, Tuen Mun Hospital, Hong Kong, Hong Kong (Ringgold ID: RIN36658)
› Author Affiliations

Gastric hemangioma is a rare gastric tumor, with its incidence reported to be 1.6% [1]. Gastrointestinal bleeding is one of its presenting symptoms [2]. Treatment was traditionally by surgical resection [3]. Recently, there have also been case reports of gastric hemangiomas being resected by endoscopic methods including endoscopic submucosal dissection (ESD) [4] [5]. Herein, we present a case of a gastric cavernous hemangioma being resected using submucosal tunneling endoscopic resection (STER).

A 73-year-old man underwent an upper gastrointestinal endoscopy for anemia (hemoglobin level 9 g/dL), which showed a 2-cm subepithelial lesion with bluish discoloration at the anterior antrum ([Fig. 1]). Endoscopic ultrasound (EUS) was subsequently performed and revealed that the lesion was at layer 3 and was showing heterogeneous echogenicity and suspected cystic spaces ([Fig. 2]). It was decided to proceed with endoscopic removal of the lesion using STER.

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Fig. 1 Endoscopic view of the 2-cm lesion showing a bluish discoloration.
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Fig. 2 Endoscopic ultrasound view of the lesion showing heterogeneous echogenicity.

The entry of the tunnel was created around 3 cm proximal to the lesion. During the dissection along the tunnel, more vessels were encountered when getting closer to the lesion, with precoagulation of large vessels performed to help maintain a visible endoscopic field. A raspberry-like lesion was noted at the center of the lesion ([Video 1]). At this stage the procedure needed to be performed with caution as rupture of the cavernous hemangioma could have resulted in rapid blood flow and hemostasis in this situation can be difficult as the hemangioma can be further damaged when receiving thermal energy. The STER procedure was performed uneventfully. Histology revealed a hemangioma. The patient was discharged 2 days after the procedure. A follow-up endoscopy subsequently showed mucosal contraction on the healed wound ([Fig. 3]) and it was noted that the patient’s hemoglobin level had normalized to 13 g/dL.


Quality:
Endoscopic resection of a gastric hemangioma is performed using the submucosal tunneling endoscopic resection (STER) technique.Video 1

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Fig. 3 Image from the follow-up endoscopy showing mucosal contraction at the site of the healed wound.

This case demonstrates that STER is feasible for gastric hemangiomas.

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Publication History

Article published online:
06 February 2025

© 2025. The Author(s). This is an open access article published by Thieme under the terms of the Creative Commons Attribution License, permitting unrestricted use, distribution, and reproduction so long as the original work is properly cited. (https://creativecommons.org/licenses/by/4.0/).

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