Usefulness of serum D-dimer for preoperative diagnosis of infected nonunion after open reduction and internal fixation

Usefulness of serum D‑dimer for preoperative diagnosis of infected nonunion after open reduction and internal fixation Zhen Wang,1,* Chong Zheng,2,* Siyuan Wen,1 Junfei Wang,1 Zitao Zhang,1 Xusheng Qiu,1 Yixin Chen11Department of Orthopedics, Drum Tower Hospital Clinical College of Nanjing University, Nanjing, People’s Republic of China; 2Department of Orthopedics, Changzhou Traditional Chinese Medicine Hospital Affiliated to Nanjing University of Chinese Medicine, Changzhou, People’s Republic of China*These authors contributed equally to this workPurpose: Infected nonunion after open reduction internal fixation (ORIF) is a serious complication. The aim of this study was to evaluate the usefulness of serum D-dimer for preoperative diagnosis of infected nonunion.Patients and methods: Patients undergoing debridement and external fixation for infected nonunion