ARRT Bone Density Exam Study Guide | 500+ Questions with 100% Correct Answers | Verified | Latest Update 2024

According to the WHO criteria, what is the diagnosis of osteoporosis based on the measurement of bone density? - 2.5 SD or more below the young adult peak bone density What is the gold standard technique for measuring bone density? - DXA Cancellous bone is also know as? - Trabecular Bone What is the anatomical landmark on the proximal femur that gives the best visual indication of the degree of rotation of the proximal femur? - Lesser Trochanter Which lumbar vertebra is described as having a characteristic shape of an X or and H on a DXA PA spine scan? - L4 Is Forteo a bisphosphonate? - NO Quantitative Computated Tomography (QCT) - -measurements are volumetric -trabecular bone can be isolated from cortical bone -accuracy may be affected by marrow fat Peripheral BMD measurements are advocated for _____________? - Screening What is the most important clinical consequence of osteoporosis? - Fracture