title: EUS-guided botulinum toxin injection of the internal anal sphincter in anorectal outlet obstruction.
authors.affiliation: Division of Gastroenterology, Department of Medicine, Hofstra North Shore-LIJ School of Medicine, Long Island Jewish Medical Center, New Hyde Park, New York, USA.
authors.forename: Arvind J
authors.initials: AJ
authors.lastname: Trindade
authors.affiliation: Division of Gastroenterology, Department of Medicine, Hofstra North Shore-LIJ School of Medicine, Long Island Jewish Medical Center, New Hyde Park, New York, USA.
authors.forename: Robert
authors.initials: R
authors.lastname: Hirten
authors.affiliation: Division of Gastroenterology, Department of Medicine, Hofstra North Shore-LIJ School of Medicine, Long Island Jewish Medical Center, New Hyde Park, New York, USA.
authors.forename: Ronald E
authors.initials: RE
authors.lastname: Greenberg
authors.affiliation: Division of Gastroenterology, Department of Medicine, Hofstra North Shore-LIJ School of Medicine, Long Island Jewish Medical Center, New Hyde Park, New York, USA.
authors.forename: Divyesh V
authors.initials: DV
authors.lastname: Sejpal
mesh_terms: D000369:Aged, 80 and over; D001003:Anal Canal / Q000000981:diagnostic imaging / Q000187:drug effects*; D019274:Botulinum Toxins, Type A / Q000008:administration & dosage / Q000627:therapeutic use*; D003937:Diagnosis, Differential; D019160:Endosonography; D005260:Female; D006801:Humans; D007267:Injections / Q000379:methods; D007415:Intestinal Obstruction / Q000000981:diagnostic imaging / Q000188:drug therapy*; D009465:Neuromuscular Agents / Q000008:administration & dosage / Q000627:therapeutic use*; D018084:Ultrasonography, Interventional
chemical_list: D009465:Neuromuscular Agents; D019274:Botulinum Toxins, Type A