Fig. 2From: Comparing endoscopic ultrasonography and double contrast-enhanced ultrasonography in the preoperative diagnosis of gastric stromal tumorA 49-year-old woman with a GST. (A) SOCEUS exhibited a round, hypoechoic, and homogeneous tumor (calipers) in the gastric body. (B) DCEUS showed a peripheral ring-like hyperenhancement sign on the tumor (arrows)Back to article page