Osteoporosis is characterized by all the following except ?

Ans. is 'b' i.e., Decreased Serum Calcium, phosphorus and alkaline phosphatase is seen Osteoporosis is a state of decreased mass per unit volume of a normally mineralized bone. Osteoporosis is the commonest metabolic bone disease. Osteoporosis is characterized by an abnormally low bone mass (low bone density) and defects in bone structure, a combination of which renders the bone unusually fragile and at greater than normal risk of fracture. Bone depletion may be brought about by predominant bone resorption, decreased bone formation or a combination of the two.