RESUMEN
<p><b>OBJECTIVE</b>To observe the influence of earthquake crush injury on postoperative wound healing of extremity fractures.</p><p><b>METHODS</b>The study involved 85 patients with extremities fracture underwent internal fixation operation in 3 group, including 28 earthquake casualties with crush injuries in observation group, 27 earthquake casualties without crush injuries in control I group and 30 local patients during the same period in control II group. Urine routine, blood creatine kinase (CK) and wound conditions of patients in 3 groups were observed respectively.</p><p><b>RESULTS</b>There was no significant difference in Urine routine and blood CK between 3 groups and was significant difference in wound conditions between observation group and each control group.</p><p><b>CONCLUSION</b>Earthquake crush injuries can influence the postoperative wound healing of extremity fractures.</p>