Comparisons between a pencil beam and two fan beam dual energy X-ray absorptiometers used for measuring total body bone and soft tissue

Tothill, P.; J. Hannan, W.; B. Wilkinson, Steven

doi:10.1259/bjr.74.878.740166

Public

Comparisons between a pencil beam and two fan beam dual energy X-ray absorptiometers used for measuring total body bone and soft tissue

Published in British Journal of Radiology • Feb 1, 2001

Authors:

P. Tothill

W. J. Hannan

Steven B. Wilkinson

Abstract

A pencil beam Hologic QDR 1000W scanner (1000), a fan beam QDR 4500A scanner (4500) and a fan beam Lunar Expert scanner (Expert) were compared for bone mineral and body composition measurement accuracy. Phantoms were scanned with each instrument to assess magnification effects and to compare calibra...

Subject

Magnification

Bone mineral

Nuclear medicine

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