Patient predictors of esophageal stricture development after photodynamic therapy.


BACKGROUND & AIMS The most common significant adverse event after photodynamic therapy (PDT) with porfimer sodium is esophageal stricture formation. This study assessed whether pretreatment variables, including prior endoscopic therapy for Barrett's esophagus, are associated with post-PDT stricturing. METHODS Data from all patients who had undergone PDT… (More)
DOI: 10.1016/j.cgh.2007.12.001


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