The discovery dxa system features bone densitometry technology that allows clinicians to assess bone health in patients who may be at risk. Bone density dexa dxa sample exams rayos education. In the early years of bone mineral density bmd measurement, the only way to estimate bone mass was to take an xray of the skeleton. Volunteer content experts from iscd worked for two years to develop the cbdt credential. Application and interpretation, third edition offers all primary care physicians and specialists the ideal reference for practicing stateoftheart bone densitometry and caring for patients with, or at risk for, osteoporosis. Hologic bone densitometer discovery w model information. Courses provide highlevel overviews of systems while providing handson opportunities to learn troubleshooting and calibration of lunar systems. The print option does not work so i dont know if my answers are correct. Genius exam is acquired on the hologic 3d mammography system and consists of a 2d and 3d image set, where the 2d image can be either an acquired 2d image or a 2d image generated from the 3d image set. Physics principals for dualenergy xray densitometry as is illustrated in the below diagrams fig. Bone mineral measurements lippincott cmeconnection wolters. Your score will be provided along with the time it took to complete the exam.
Hologic discovery, our most advanced qdr series bone densitometer, combines the proven clinical value of bone mineral density bmd measurement and vertebral fracture assessment. Bone densitometry for technologists pdf book library. Essentials of bone densitometry for the medical physicist. This continues to be the go to book for technologists interested in giving their patients the best care possible. The course will cover the technology, clinical applications, interpretation of results, clinical procedures, handling of problem cases, safety, quality assurance and the establishment and operation of a bone densitometry service. Essentials of bone densitometry for the medical physicist charles r wilson, ph. Whole body and hip dxa bone density most operations manual page 6 whole body and hip dxa bone density version 1. This test is not consistent with world health organization guidelines of osteoporosis being indicated by a t score for bone density that is 2. The methods and measurement sites of bone densitometry. Learn vocabulary, terms, and more with flashcards, games, and other study tools. This webinar awards 1 category a ce credit for technologists and is also an approved cpd activity by the australian institute of radiography air.
Please select the best answers for these questions. Nof recommendations for bone health care the current consensus is that central dxa bone densitometry is the standard for assessing fracture risk and diagnosing osteoporosis. Dual energy xray absorptiometry dxa procedures manual. Facts and statistics about osteoporosis osteoporosis affects an estimated 75 million people in europe, usa and japan. Hologic uses discovery dxa to detect heart disease. Hologic pioneered dual xray dxa bone densitometry technology which has become the industry standard for assessing bone health and osteoporosis risk. Health aging and body composition study dxa quality. It is commonly used to diagnose osteoporosis, to assess an. Bmc patient intake questionnaire international society for. Bone density of the radius, spine, and proximal femur in osteoporosis. This book is dedicted to all the physicians, internists, endocrinologists, gynaecologists. The human skeleton consists of over 200 bones of different sizes and shapes that play a variety of roles in maintaining our health and wellbeing. Bone densitometry dexa, dxa bone densitometry, also called dualenergy xray absorptiometry, dexa or dxa, uses a very small dose of ionizing radiation to produce pictures of the inside of the body usually the lower or lumbar spine and hips to measure bone loss. Bonedensitytutor bone density training online study guides.
This manual focuses on dxa scan acquisition and analysis. Hologic discovery wi bone densitometer model information. Dual energy x ray absorptiometry for bone mineral density and body composition assessment. Dxa measurements can also be used to provide information on early gender and ethnic changes in the rate of bone accretion and to determine the. Bone density at various sites for prediction of hip fractures. The physician, not the technologist, is ultimately responsible for the interpretation of bone densitometry data. Comprehensive and invaluable, bone densitometry in clinical practice. Bone health ge healthcare develops education for technical professionals who service and support lunar bone densitometry equipment. This book is dedicted to all the physicians, internists. Hologic bone density reports usually have at least 4 pages including a summary report prepared by the test center with a diagnosis, densitometry results and recommendations. This segment includes dualenergy xray bone densitometry systems, an ultrasoundbased osteoporosis assessment product, and fluoroscan mini carm.
Well after completing the test it ask you to print as submit results. Time will be tracked and provided to you at the end of the session. Interactive bone density study guides and learning games. Hologic discovery w bone densitometer model information. Bone densitometry of the hip is a new component of the national health and nutrition examination survey iii nhanes iii. Includes a reduction in size of the liver, reduced enzyme activity and cholesterol synthesis, and a decrease in bile duct storage. Dual energy x ray absorptiometry for bone mineral density and. The course will cover the technology, clinical applications, interpretation of results, clinical procedures, handling of problem cases, safety, quality assurance and the establishment and operation of a bone densitometry. The low bone mass that characterizes osteoporosis causes an. Appendix i contacts for bone densitometry manufacturers and. Clinical applications express bmd 10 second spine and hip acquisition express exam. Hologic is challenging the boundaries of science to advance womens bone health hologic officially opened its doors in 1986 and just a year later, introduced the industrys first dualenergy xray absorptiometry dxa system todays gold standard of bone mineral densitometry and one of many products. Bone mineral densitometry has become more widely available and commonly used in practice. The phantom measurements should be printed out and placed in a log book.
May 09, 2015 nof recommendations for bone health care the current consensus is that central dxa bone densitometry is the standard for assessing fracture risk and diagnosing osteoporosis. Roi and the forearm rois between the hologic and ge systems. Between 2530 most reach peak bone mass by 40 we begin to lose bone mass iv ages 60 and up. It is used primarily to detect osteopenia or osteoporosis, diseases in which the. This segment includes dualenergy xray bone densitometry systems, an ultrasoundbased osteoporosis assessment product. Does standardized bmd still remove differences between. Whether you are a large hospital or just beginning to incorporate bone densitometry into your practice, hologic has a high performance system to suite your needs. Application and interpretation, third edition offers all primary care physicians and specialists the ideal reference for practicing stateoftheart bone densitometry and caring for patients with, or. Dexa bone densitometry is used to measure bone loss, most commonly in the hip, lumbar spine and less. An innovative solution for accurate diagnosis hologic, the pioneer in xray based bone densitometry, takes advanced health assessment to a new level with the horizon dxa system.
The horizon dxa system features the latest in technological innovation for osteoporosis assessment, body composition, and more. The foundation of the examination is the positionjob analysis survey that identified the areas of knowledge and application of knowledge required by individuals in the field of bone densitometry. Bone densitometry is a test like an xray that quickly and accurately measures the density of bone. The study of osteoporotic fractures research group. Bone densitometry, also called dualenergy xray absorptiometry, dexa or dxa, uses a very small dose of ionizing radiation to produce pictures of the inside of the body usually the lower or lumbar spine and hips to measure bone loss. In march 2008, the nof released an update to the 1999 nof published guidelines, which included the following recommendations. As the field of bone densitometry scanning continues to evolve, this update is absolutely necessary. It is used primarily in the diagnosis and management of osteoporosis and other disease states characterized by abnormal bmd, as well as to monitor response to therapy for these conditions 8,9. Nov 27, 2016 hologic launches new bone densitometer platform for osteoporosis, cardiovascular disease and obesity assessment august 22, 20 hologic inc. Dxa, quantitative computed tomography and peripheral, quantitative ultrasound, and single energy xray absorptiometry. Ge healthcare develops education for technical professionals who service and support lunar bone densitometry equipment. News radiology imaging august 14, discovery measures the two primary diagnostic indicators of osteoporosis bone mineral density and vertebral fractures. Write the reason for the flagged scan on the scan printout and on the participant scan log.
Hologic bone densitometer discovery wi model information. Hologic, the science of sure, and associated logos are. The decision to include assessments of bone density in the survey was based on the recognition of the growing problem of osteoporosis, or decreased bone mass. Michelle has extensive clinical experience in bone densitometry having worked with both ge lunar and hologic units. Bone strength weakens in women 10 years after menopause and in men over 70 iv click around the circle to learn more about bone health at different ages. Today, using the discovery system, clinicians can identify fractures not discernible by physical examination, while determining basic bone mineral density and the patients tscore. Manage patients concerns about longterm bisphosphonate use with the 15second single energy femur. Hologic is a global champion of womens health, we integrate the science of sure into everything we do to help improve and save lives through early detection and proactive treatment.
Whole body and hip dxa bone density most operations manual. Whole body and hip dxa bone density most operations. This guide is not an affirmative instruction as to which codes and modifiers to use for a particular service, supply, procedure. Interpretation of bone densitometry data radiology key. The hologic discovery wi is the most rapid means of acquiring accurate bmd results. Pdf clinical use of bone densitometry researchgate. The purpose of this manual is to describe the dxa bone mineral density bmd quality assurance program for the memphis clinical center participating in the health, aging, and body composition study. Figure 102 is a hologic vfa image that shows a grade 2 4. Explanation of body composition assessment results. If have must to load ge bone densitometry manual pdf, in that case you come on to the loyal site. A whole body bone density provides you with the total bone mass and bone mineral density but cannot provide a diagnosis of osteoporosis. The standardized bone mineral density sbmd values, derived using universal standardized equations, were shown to be equivalent within 1. The purpose of this manual is to describe the dxa bone mineral density bmd.
However, the ability of the technologist to perform his or her duties is enhanced by understanding what the physician will attempt to do with the data that they provide. Overview of dual energy xray absorptiometry dxa will be used to assess overall skeletal changes that often occur with age by measuring bone mineral content bmc and bone mineral density bmd. This multifaceted system can help clinicians assess bone health, body composition and cardiovascular risk. Hologic launches new bone densitometer platform for osteoporosis, cardiovascular disease and obesity assessment august 22, 20 hologic inc. Both the practice exams and simulation exams keep track of your time. A copy of both the hologic and nhanes iii bone density manual is issued to each health technician, and is present in all mecs. Dualenergy xray absorptiometry dxa, bone density study, 1 or more sites. Below are various types of pages found on hologic dxa reports. Hologic discovery is designed with efficient workflow in mindthe evaluation of bone health has become an essential component of your patients wellness. Health aging and body composition study dxa quality assurance. We own ge bone densitometry manual djvu, doc, epub, txt, pdf. Bone densitometry global and physician professional payment 2017. It provides information specific to the hologic qdr 4500 and is intended as a supplement to the hologic users manual. Bmc patient intake questionnaire international society.
It is commonly used to diagnose osteoporosis, to assess an individuals risk for developing osteoporotic. The horizon dxa system has features for a complete fracture risk assessment and more. The genius exam is only available on the hologic 3d mammography system. The horizon dxa system is the latest in densitometry technology, but the dual energy xray does more than just measure bone density. An original printout and electronic copy of the scan should be sent to the qa center. The human skeleton consists of over 200 bones of different sizes and shapes that play a variety of. Bone densitometry is a proliferating tool in rheumatology practice but often the theoretical and technical basis required to give and interprete correctly the data are missing.
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