Examine the Availability and Safety of Mucosal Cutting Biopsy Technique for Diagnosis of Gastric Submucosal Tumor

Figure 1

Mucosal cutting biopsy technique. (a, b) Using EGD and EUS, it was confirmed that the tumor was an SMT, that the tumor did not protrude outside the gastric wall, and that the tumor was solid, not cystic or vascular. (c) An incision of ≥5 mm was made in the superficial mucosa of an elevated area of the tumor with a needle knife, and the tumor was adequately exposed. (d) A sample was taken directly using biopsy forceps.

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