Comparative study of lateral internal sphincterotomy versus local 0.2% glyceryl trinitrate ointment for the treatment of chronic anal fissure
{{output}}
The gold standard surgical treatment of chronic anal fissure is lateral internal sphincterotomy which lowers the resting anal pressure and effectively heals the majority of fissures. Local application of 0.2% glyceryl trinitrate ointment has been used as an ag... ...
