Anal fistulas

Last Updated: 2023-07-07

Author(s): Anzengruber F., Navarini A.

ICD11: DB50.1

  • Tuberculosis subcutanea et fistulosa
  • Hidradenitis suppurativa

In the anal region localised epithelial-lined fistulae.

Complete fistula tract: tract ends blindly.

Complete fistula tract: tract ends in an organ (e.g. bladder)

 

Division according to Parks:

  • Subcutaneous fistula
  • Submucosal fistula
  • Intersphincteric fistula
  • Transphincteric fistula
  • Suprasphincteric fistula
  • Extrasphincteric fistula
  • Recto-organic fistula
.

Fistula tract. Patients often report secretion, incontinence, pruritus. In the course of the disease, anal eczema may develop.

Anamnesis

Clinical picture

Probing

Bacterial superinfection

Periproctitic  abscess

Very good after surgical therapy.