Comment on "Heterotopic ossification after arthroscopy for hip impingement syndrome"

[...]the authors described various types of procedure (loose body remove, iliopsoas release, chondroplasty, osteoplasty, and so on) between HO group and No HO group. [...]there is no consensus on kinds of drugs, medicine dose and medicine time of HO prophylaxis. [...]we recommend subsequent research could be performed so as to develop guidelines for preventing HO after hip arthroscopic surgery for all the surgeons Authors’ Reply It is our great pleasure to receive comment from Drs. Zhong and Ouyang. [...]we agree with your opinion about the importance of assessing the aspects of medicine effectiveness and side-effect in a long time.