Botulinum toxin injection is an effective alternative for the treatment of chronic anal fissure.

Published in: Acta chirurgica Belgica (2021)

BTA injection using an anal retractor under sedation and perianal transcutaneous pudendal nerve block is an effective and safe alternative to partial lateral internal sphincterotomy (LIS) for the treatment of CAF.

Keyphrases

botulinum toxin
high grade
ultrasound guided
minimally invasive
combination therapy
replacement therapy