Hydroxyapatite: catalyst or conjuror?

  title={Hydroxyapatite: catalyst or conjuror?},
  author={Vijay J Rasquinha and Chitranjan S. Ranawat and Anthony J Mauriello},
  journal={The Journal of arthroplasty},
  volume={17 4 Suppl 1},
A prospective, randomized, intermediate-term study of 174 patients (199 hips) comparing proximally hydroxyapatite (HA)-coated and non-HA-coated surfaces of identical stem design is presented. Clinical and radiographic data from 152 patients (174 hips) confirmed comparable outcomes in both groups according to the Hospital for Special Surgery modification of the Postel--d'Aubigne Hip Rating System. The non-HA group showed significantly higher (P=.03) activity-related thigh pain, however. There… CONTINUE READING

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