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The differential diagnosis of gastric subepithelial tumors by endoscopic ultrasound is currently suboptimal. Needle-based confocal laser endomicroscopy (nCLE) is a novel endoscopic technique, which is compatible with the 19-gauge FNA needle. Under endoscopic ultrasonography (EUS) guidance, nCLE enables real-time in vivo imaging of lesion tissues at cellular and subcellular levels. This study aimed to describe nCLE interpretation criteria for the characterization of gastric subepithelial tumors, with histopathological correlation, and to perform the validation of these criteria.
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| Measure | Description | Time Frame |
|---|---|---|
| The nCLE interpretation criteria for the characterization of gastric subepithelial tumors with histopathological correlation | 24 months | |
| The feasibility, safety and diagnostic yield of nCLE for gastric subepithelial tumors | 24 months |
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Derivative study
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Validation study
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The patients undergoing EUS for the diagnosis of gastric subepithelial tumors will be recruited in this study at Qilu Hospital, Shandong University.
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| Name | Affiliation | Role |
|---|---|---|
| Yanqing Li, PhD. MD. | Department of Gastroenterology, Qilu Hospital, Shandong University | Study Director |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Department of Gastroenterology, Qilu Hospital, Shandong University | Jinan | Shandong | 250012 | China |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 30572352 | Derived | Zhang MM, Zhong N, Wang X, Li CQ, Ji R, Li Z, Gu X, Yu YB, Li LX, Zuo XL, Li YQ. Endoscopic ultrasound-guided needle-based confocal laser endomicroscopy for diagnosis of gastric subepithelial tumors: a pilot study. Endoscopy. 2019 Jun;51(6):560-565. doi: 10.1055/a-0790-8436. Epub 2018 Dec 20. |
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