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Published online before print August 30, 2002, 10.1148/radiol.2251011272

(Radiology 2002;225:225.)

A more recent version of this article appeared on October 1, 2002
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Synovial Tissue of the Hip at Power Doppler US: Correlation between Vascularity and Power Doppler US Signal1

Markus Walther, MD, PhD, Harry Harms, PhD, Veit Krenn, MD, Stephan Radke, MD, Stephan Kirschner, MD and Frank Gohlke, MD, PhD

1 From the Departments of Orthopedic Surgery (M.W., S.R., S.K., F.G.) and Virology, Institute for Digital Image Analysis (H.H.), University of Wuerzburg, Brettreichstrasse 11, 97074 Wuerzburg, Germany; and Department of Pathology, Charité, Berlin, Germany (V.K.). Received July 25, 2001; revision requested August 27; revision received January 8, 2002; accepted February 26. Address correspondence to F.G. (e-mail: f-gohlke.klh@mail.uni-wuerzburg.de).



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  		Figure 1. Drawing depicts power Doppler US examination of the synovial membrane of the hip joint at the anterior capsule (longitudinal view). AOC = area of calibration, AOM = area of measurement and synovial tissue specimen.

 


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  		Figure 2. Distinctive features of different grades of synovial tissue vascularity in two patients, as seen in frozen sections stained with hematoxylin-eosin (HE) and factor VIII (middle) and on corresponding longitudinal power Doppler US (PDS) images of the hip.

 


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  		Figure 3. Graph shows correlation between findings at quantitative analysis of power Doppler US and findings at quantitative analysis of factor VIII-stained tissue (Pearson correlation = 0.91, P < .01).

 




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