Gastric Duplication Cyst: A Rare Congenital Disease Often Misdiagnosed in Adults

<table>Endoscopic ultrasonography showing a hypoechoic mass with a slightly heterogeneous internal echo and regular margins located just below the gastroesophageal junction.</table>

Case Reports in Gastrointestinal Medicine

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Figure 1

Figure 1: Gastric Duplication Cyst: A Rare Congenital Disease Often Misdiagnosed in Adults 