PMC5141533_01
Patient 1. Original EGD (NBI). Several short-stalked polypoid lesions in the esophagus.
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fig1
An esophagogastroduodenoscopy (EGD) (Figure 1) and endoscopic ultrasound (EUS) were performed in October 2013.
Patient 1 (white light endoscopy). Esophagus after multiple hot snare polypectomies, prior to RFA.
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fig2
Again, multiple frond-like, short-stalked polypoid lesions were superimposed on Barrett's esophagus (Figure 2).
Patient 1 (white light endoscopy). Esophagus with squamous-appearing mucosa after RFA.
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fig3
In June 2015, one year after the last RFA treatment, EGD with esophageal biopsies showed Barrett's esophagus and benign squamous mucosa without pathologic change (Figure 3).
PMC5141533_02
Patient 2. Original EGD (NBI). Several short-stalked polypoid lesions in the esophagus.
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fig4
An EGD (Figure 4) and EUS were performed January 2010.
Patient 2 (white light endoscopy). Esophagus after multiple hot snare polypectomies and RFA.
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fig5
One month later, the patient underwent his first RFA treatment with no complications (Figure 5).
Patient 2 (NBI). New esophageal mass.
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fig6
An ulcerated, nonbleeding mass was visualized in the middle third of the esophagus at 31-33 cm (Figure 6).