The gold standard for the diagnosis of osteoporosis is -: (A) Dual energy X-ray absorptiometry, (B) Single energy X-ray absorptiometry, (C) Ultrasound, (D) Quantitative computed tomography
Answer is A. According to the osteoporosis guidelines for diagnosis and treatment, dual X-ray absorptiometry (DXA) represents the "gold standard" for diagnosis of osteoporosis and fracture risk prediction.