dual photon absorptiometry


dual photon absorptiometry
dual photon absorptiometry n absorptiometry that functions and is used similarly to dual energy X-ray absorptiometry but that utilizes X-rays generated by a radioscope

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measurement of the bone mineral content in the axial skeleton, particularly the lumbar spine, by comparing transmission of the two separate photoelectric energy peaks emitted by gadolinium 153 through both soft and bone tissues.

Medical dictionary. 2011.

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  • absorptiometry — ab·sorp·ti·om·e·try äm ə trē n, pl tries the use of an absorptiometer to determine the amount of radiation absorbed (as by living tissue) see DUAL ENERGY X RAY ABSORPTIOMETRY, DUAL PHOTON ABSORPTIOMETRY …   Medical dictionary

  • Bone density — (or bone mineral density) is a medical term referring to the amount of matter per cubic centimeter of bones. [MeshName|Bone+Density] It is measured by a procedure called densitometry , often performed in the radiology or nuclear medicine… …   Wikipedia

  • DPA — Department of Public Assistance; D penicillamine; diphenylalanine; diphenylamine; dipicolinic acid; dipropylacetic acid; direct provider agreement; dual photon absorptiometry; dynamic physical activity * * * DPA abbr diphenylamine …   Medical dictionary

  • FATDPA — fat dual photon absorptiometry …   Medical dictionary

  • gadolinium 153 — an artificial isotope of gadolinium used in dual photon absorptiometry; it has a half life of 241.6 days and decays by electron capture and emission of 0.070, 0.097, and 0.103 MeV gamma rays …   Medical dictionary

  • DPA — • Department of Public Assistance; • D penicillamine; • diphenylalanine; • diphenylamine; • dipicolinic acid; • dipropylacetic acid; • direct provider agreement; • dual photon absorptiometry; • dynamic physical activity …   Dictionary of medical acronyms & abbreviations

  • FATDPA — • fat dual photon absorptiometry …   Dictionary of medical acronyms & abbreviations

  • Knochendichtemessung — Als Knochendichtemessung, auch Osteodensitometrie oder DPX (engl. dual photon X Ray), werden medizinisch technische Verfahren bezeichnet, die zur Bestimmung der Dichte, bzw. des Kalksalzgehaltes des Knochens dienen. Menschen mit vermindertem… …   Deutsch Wikipedia

  • Osteoporosis — Thinning of the bones with reduction in bone mass due to depletion of calcium and bone protein. Osteoporosis predisposes a person to fractures, which are often slow to heal and heal poorly. It is more common in older adults, particularly post… …   Medical dictionary

  • Medical radiography — Diagnostics ICD 10 PCS B?0, B?1, B?2 ICD 9 CM 87 …   Wikipedia