Decompression and Drainage Seton for Treatment of High Horseshoe Anal Fistula

Clinical Study of Decompression and Drainage Seton for the Treatment of High Horseshoe Anal Fistula

Patients with high horseshoe anal fistula will be randomized to one of two equal group: treatment group will have decompression and drainage seton and control group will undergo cutting seton.

Inclusion Criteria:

• Patients suffering from high horseshoe anal fistula

Exclusion Criteria:

• Specific cause of fistula e.g. Crohn's disease.
• Previous anorectal surgery.
• Patients with malignant tumors or mental illness or other reasons unable to cooperate with the treatment.
• Patients with serious primary diseases such as tumor, malnutrition, endocrine and hematopoietic system.