title: Laser may have uses in bladder tumors, esophageal blockages.
mesh_terms: D004938:Esophageal Neoplasms / Q000601:surgery*; D006801:Humans; D053685:Laser Therapy; D009364:Neoplasm Recurrence, Local; D001749:Urinary Bladder Neoplasms / Q000601:surgery*