Case report describes focal nodular hyperplasia appearing as a gastric submucosal tumor on ultrasound, indicating diagnostic challenges.
Focal nodular hyperplasia (FNH) is a common benign hepatic tumor, typically featuring a central scar with a spoke‐wheel pattern on abdominal ultrasound. This case highlights a rare presentation of FNH causing extragastric compression that mimicked a gastric submucosal tumor on esophagogastroduodenoscopy.
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Masuda et al. (2025) studied this question.
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