Glossary

Looking for rheumatic disease types, treatments, and associated rheumatology definitions? From abatacept to WOMAC, learn about common terms related to arthritis and rheumatic and musculoskeletal diseases. Looking for information about MACRA? See MACRA terms and definitions.


D

Dual energy x-ray absorptiometry (DEXA)

Measurement of bone mineral density by calculation of the absorptiometry at two different photon energies; used to evaluate osteoporosis at very low dosage.

Dual x-ray absorptiometry (DXA)

Use of low-dose x-radiation of two different energies to measure bone mineral content and fat:lean ratios at different anatomic sites.

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