Regarding osteoporosis, all of the following statements are true except: March 2012
Raised alkaline phosphatase
DEXA scan is helpful
Reduced bony matrix
Cod fish appearance on X-ray
Ans: A i.e. Raised alkaline phosphatase Osteoporosis Serum calcium, phosphates & alkaline phosphatase are within normal limits. DEXA scan is an X-ray based bone densitometry, & is the gold standard in the quantification of bone mass Osteoporosis is characterised by a diffuse reduction in the bone density due to a decrease in the bone mass X-ray shows Cod fish appearance (disc bulges into the adjacent veebral bodies so that the disc becomes biconvex)