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<p class=MsoNormal>Dear All,<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><span lang=EN-US>We imaged a cohort of volunteers at
different b-values and determined the ADC values. We found decreasing ADC with
increasing b-values. This would be in accordance to the literature, as long as we
can assume that DTIstudio does not automatically uses a correction factor for </span><span
lang=EN-US>varying SNR at different diffusion weightings (Dietrich O, Heiland
S, Sartor K. Noise correction for the exact determination of apparent diffusion
coefficients at low SNR. Magn Reson Med 2001; 45:448-453.).<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US>Is that true?<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US>Best regards and greetings from Canada,<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US>Gustav</span><span lang=EN-US><o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p>
<p class=MsoNormal><b><i><span lang=EN-GB style='font-family:"Arial","sans-serif"'>Gustav
Andreisek, M.D.<o:p></o:p></span></i></b></p>
<p class=MsoNormal><b><i><span lang=EN-GB style='font-family:"Arial","sans-serif"'>Postdoctoral
Research Fellow<o:p></o:p></span></i></b></p>
<p class=MsoNormal><b><i><span lang=EN-GB style='font-family:"Arial","sans-serif"'>Department
of Medical Imaging, 5th Floor<o:p></o:p></span></i></b></p>
<p class=MsoNormal><b><i><span lang=EN-GB style='font-family:"Arial","sans-serif"'>Mount
Sinai Hospital and the University Health Network<o:p></o:p></span></i></b></p>
<p class=MsoNormal><b><i><span lang=EN-GB style='font-family:"Arial","sans-serif"'>University
of Toronto<o:p></o:p></span></i></b></p>
<p class=MsoNormal><b><i><span lang=EN-GB style='font-family:"Arial","sans-serif"'>600
University Ave<o:p></o:p></span></i></b></p>
<p class=MsoNormal><b><i><span lang=EN-GB style='font-family:"Arial","sans-serif"'>Toronto,
ON, M5G 1X5<o:p></o:p></span></i></b></p>
<p class=MsoNormal><b><i><span lang=EN-GB style='font-family:"Arial","sans-serif"'>Canada
<o:p></o:p></span></i></b></p>
<p class=MsoNormal><b><i><span lang=EN-GB style='font-family:"Arial","sans-serif"'>Tel: +1
416 586 4800 ext 2935<o:p></o:p></span></i></b></p>
<p class=MsoNormal><b><i><span lang=EN-GB style='font-family:"Arial","sans-serif"'>Fax:
+1 416 586 8695<o:p></o:p></span></i></b></p>
<p class=MsoNormal><b><i><span lang=EN-GB style='font-family:"Arial","sans-serif"'>E-mail:
gustav@andreisek.de</span></i></b><span lang=EN-US><o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p>
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