Study purpose : comparison of the healing of pilonidal sinus wound(Created after open surgery) after dressing with honey, olive oil, normal saline, combination of olive oil and honey. The size of the skin defect after pilonidal sinus open surgery between 5 and 10 cm, is an inclusion criteria. Autoimmune and chronic diseases, infectious abscess, long-term use of corticosteroids and history of chemotherapy are the exclusion criteria.
Study population is all patients under pilonidal sinus open surgery referred to Khorramabad Shohada Ashayer Hospital. The sample size is 168 patients; that will be allocated to the intervention group (according to the title of study) and a control group (receiving normal saline alone). Double-blind study for researcher and analyser will be conducted. After the surgery in the operating room, in each of the four groups on the surgical site wound, washing with wet sterile gas and normal saline, will be performed. Then daily washing with normal saline will be done for a week. And then daily desired dressing (honey, olive oil, or both) in a uniform layer on the wound will be performed. In the control group, the same process as a month, daily washing with normal saline alone will continue. All groups after four weeks, see a doctor and wound healing, new tissue formation at the surgical site and local infection will be observed and recorded. Next visit and check for recurrence, three months later will be done.