Fundamentals of Anorectal Surgery, pp. Some cases of high-grade AIN need to be treated. Laser photocoagulation offers no advantage over other treatment modalities as it is expensive and carries a greater risk of complications from unrecognized deep tissue destruction. By using the website or clicking OK we will assume you are happy to receive all cookies from us. Intermittent pain may be present if the tract becomes occluded and recurring abscesses form.
Mayo Foundation for Medical Education and Research;
Barium enema, fistulograms using radiographic contrast material, endoscopic ultrasound, MRI, or CT may also be useful. Anal fistulas are fibrinous tracts of granulation tissue connecting a primary opening within the anal canal to a secondary opening in the perianal skin. Today my doctor examined it and told me the lump is probably an infection, asked me to continue the antibiotics and stop the piles ointment. Infection with the human papilloma virus HPV has been implicated in the development of anal intraepithelial neoplasia AIN and invasive anal cancer. Surgical lateral sphincterotomy remains the gold standard for release of high anal sphincter tone and treatment of chronic anal fissure. I need your advice as to what this can be and the likely outcome.