Inclusion Criteria:  The study population will include any adult (18 years +) who will undergo standard of care esophageal stent placement for benign or malignant esophageal strictures as either an inpatient or outpatient at NYULH. The participant is able to consent to stent placements with fixation or without fixation and study procedures, verified by signature on the informed consent form. Willing to comply with all study procedures and be available for the duration of the study. English and Non-English speaking participants.  Exclusion Criteria:  1. Patients who have strictures treated with luman apposing stents.