Dictionary of Cancer Terms
View in Spanish: Gammagrafía DMO
BMD scan
An imaging test that measures bone density (the amount of bone mineral contained in a certain volume of bone) by passing x-rays with two different energy levels through the bone. It is used to diagnose osteoporosis (decrease in bone mass and density). Also called bone mineral density scan, DEXA, DEXA scan, dual energy x-ray absorptiometric scan, dual x-ray absorptiometry, and DXA.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.