what is it
abnormal epithelial connection between anal canal and perianal skin
what is cause
there is opening in anal canal and one or more external openings on peri-anal skin
also rarely by crohn’s disease, TB and carcinoma
what is symptoms
abscess formation
how is it diagnosed
EUA or anorectum (exam under anaesthetic)
rigid sigmoidoscopy, proctoscopy
flexible sigmoidoscopy
MRI
how is it treated
cut it open seton stitch (draining, cutting) LIFT procedure Glue/permacol Defunctioning colostomy (insertion of stoma)
what are the complications
pain, bleeding, incontinence of flatus or stool, recurrence, further surgery