which of the following is a Bone resorption marker is ?: (A) Serum propeptide of type I procollagen, (B) Osteocalcin, (C) Urine total free deoxypyridinoline, (D) Free glutamic acid cross linkage
Answer is C. Deoxypyridinoline (DPD) in urine, which reflects systemic bone resorption, is considered most useful for assessing the effects of osteoporosis treatment. <a href=" osteocalcin, Serum type 1 procollagen</a> are bone formation markers ref : maheswari book of ohopedics 9th ed