Matthias Baumann, Richard Eastell; Nicholas Hoyle; Lothar Wieczorek

• 1. Introduction 2. Potential Candidates for Bone Turnover Markers: N-Telopeptide Cross Links of Type I Collagen 3. C-Telopeptides 4. Pyridinium Crosslinks as Bone Resorption Markers 5. Bone Specific Alkaline Phosphatase 6. Osteocalcin 7. The N- and C-Terminal Propeptides of Human Procollagen Type I (PINP and PICP) Bone Sialoprotein 8. Biochemical Markers of Bone Turnover: 9. Age, Gender, and Race as Sources of Biological Variability 10. Circadian Rhythm Studies of Serum Bone Resorption Markers: Implications for Optimal Sample Timing and Clinical Utility 11. Sources of Biological Bone Marker Variability 12. The Effects of Fracture or Disease on Biochemical Markers of Bone Remodelling 13. Variation in Biochemical Markers of Bone Turnover: Sources, Quantification, Minimisation 14. The Use of Biochemical Markers of Bone Turnover for Monitoring Treatment of Osteoporosis 15. The Use of Biochemical Markers of Bone Turnover to Monitor Response to Therapy: Statistics and Logic 16. Prediction of Response in Bone Mass by Biochemical Markers of Bone Turnover During Anti-Resorptive Therapy for Prevention of Osteoporosis 17. Biochemical Markers of Bone Turnover as Predictors of Bone Loss and Response to Therapy 18. Assessment of Fracture Risk 19. Markers of Bone Turnover, Endogenous Hormones, Rate of Bone Loss and Fracture Risk in the OFELY Study 20. Prediction of Hip Fractures with Markers of Bone Turnover in the EPIDOS Study 21. Which Fractures are Associated with High Bone Resorption in Elderly Women: The Rotterdam Study 22. The Study of Osteoporotic Fractures 23. The Association Between Bone Turnover and Fracture Risk: The Sheffield Osteoporosis Study 24. Panel Discussions