Tag: muscle retraction sign
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Manging the Deep Margin and Responding to the Muscle Retracting Sign (MRS) in Upper GI ESD
Endoscopic Submucosal Dissection (ESD) in the upper gastrointestinal tract is a demanding procedure, requiring not only technical dexterity but real-time recognition of subtle endoscopic signs. Among the most important of these is the Muscle Retraction Sign (MRS), a hallmark of potential deep submucosal invasion or challenging dissection planes. In this post, we explore a real-world…