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. 2022 Oct 24;7(11):413-416.
doi: 10.1016/j.vgie.2022.08.006. eCollection 2022 Nov.

Rare solitary giant hamartomatous polyp of the stomach removed by endoscopic submucosal dissection

Dennis Yang  1 , Muhammad K Hasan  1 , Mustafa A Arain  1 , Kambiz Kadkhodayan  1 , Na'Im Fanaian  2
Affiliations

Rare solitary giant hamartomatous polyp of the stomach removed by endoscopic submucosal dissection

Dennis Yang et al. VideoGIE. .

Abstract

Video 1Endoscopic submucosal dissection of a large solitary gastric hamartomatous polyp.

Keywords: ESD, endoscopic submucosal dissection; SGHP, solitary gastric hamartomatous polyp.

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Figures

Figure 1
Figure 1
Large sessile, lobulated polyp identified on the greater curvature of the stomach on forward (A) and retroflexed (B) endoscopic views.
Figure 2
Figure 2
Mucosal incision with dissection on the anal side of the lesion (A). Submucosal tunneling underneath the lesion (B) followed by lateral margin incision and dissection (C).
Figure 3
Figure 3
Endoscopic submucosal dissection resection bed (A). The specimen was retrieved en bloc (B) and mounted onto a cork board (C). Final resected specimen measured 170 × 70 mm.
Figure 4
Figure 4
A (arrows), CT of the abdomen and pelvis revealing pneumoperitoneum. B (arrows), Fluid collection along the greater curvature of the stomach.
Figure 5
Figure 5
Endoscopic suturing (A) of the endoscopic submucosal dissection resection bed in the setting of delayed perforation with (B) successful complete closure.
Figure 6
Figure 6
Upper GI series showing no evidence of contrast extravasation following endoscopic closure of the endoscopic submucosal dissection resection bed. A percutaneous drain was applied at the site of a small perigastric fluid collection.
Figure 7
Figure 7
Gastric hamartoma. A, Low-power view (H&E, org. mag. ×20) showing polypoid surface with prominent adipose tissue. B, High-power view (H&E, org. mag. ×100) showing polyp composed of glands, adipose tissue, and smooth muscle bundles with no evidence of dysplasia.
See this image and copyright information in PMC

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