High-dose circumferential chemodenervation of the internal anal sphincter: A new treatment modality for uncomplicated chronic anal fissure: A retrospective cohort study (with video) Porter H. Glover, Shou-jiang Tang, James Z. Whatley, Eric D. Davis, Kellen T. Jex, Ruonan Wu, Christopher J. Lahr International Journal of Surgery Volume 23, Pages 1-4 (November 2015) DOI: 10.1016/j.ijsu.2015.08.076 Copyright © 2015 IJS Publishing Group Limited Terms and Conditions
Fig. 1 Clinical outcomes of the study cohort. *This was the only patient in the cohort who received more than 3 sessions of injection. The anal fissure healed within 3 months after each injection but recurred afterward. The patient received a total of 5 injections in order to achieve long term healing. International Journal of Surgery 2015 23, 1-4DOI: (10.1016/j.ijsu.2015.08.076) Copyright © 2015 IJS Publishing Group Limited Terms and Conditions