Upper gastrointestinal cancers (UGICs) are typically diagnosed through endoscopy, but some cases may be missed and diagnosed later, known as postendoscopy UGICs (PEUGICs). PEUGICs are
Upper gastrointestinal cancers (UGICs) are typically diagnosed through endoscopy, but some cases may be missed and diagnosed later, known as postendoscopy UGICs (PEUGICs). PEUGICs are