[Late postoperative purulent complications]

557 case records of patients with late postoperative purulent complications (LPC), admitted to department of purulent infection during 10 years were studied (4% of total number of operated patients). The mean duration of hospitalization period of rehospitalized patients made up 14.2 bed days. Mortality rate was 0.4%. 70% of patients with LPC were people of working age. 3 groups of patients were singled out regarding the time after the operation until readmission: group 1 (38.5%) 1 month since the discharge of the patients; group 2 (31.5%) up to 12 months; group 3 (30%) more than 1 year after. In group 1 purulent infection of the wounds predominated, in group 2--infiltrates and mattery fistulas, in group 3--ligature-fistulas, infiltrates of abdominal cavity. LPC after appendectomy was observed in 53% of cases. Among complications purulent infection predominated (60%). 75.8% of patients with LPC needed surgery.