<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div style="text-align: left;direction: ltr; "><br></div><div style="text-align: left;direction: ltr; "><br></div><div style="text-align: left;direction: ltr; ">1.I successfully uploaded the images by MRI 3D view after using Philips DICOM file format, and subsets of images numbered from 0 to 33 are present at the tool par on the right, then</div><div style="text-align: left;direction: ltr; ">2. I used DTI mapping option in DTI studio to proceed for my processing and again I selected Philips DICOM </div><div style="text-align: left;direction: ltr; ">3. I selected a predefined gradient named Philips high angular 32, then the color, adc maps appear disorganized with noise, I don't know where is the mistake and how can I figure the correct gradient table.</div><div style="text-align: left;direction: ltr; "><br></div><div style="text-align: left;direction: ltr; ">Thank you for your support</div><div><br>On Feb 16, 2013, at 3:11 PM, "susumu mori" <<a href="mailto:susumu@mri.jhu.edu">susumu@mri.jhu.edu</a>> wrote:<br><br></div><blockquote type="cite"><div>If you are using Philips Extended DICOM, you can use the function to extract the table from the header.<div>If you are using conventional DICOM, you need to know which table was specified when the data were acquired.</div>
<div>There are 12 types of tables typically used in Philips scanners;</div><div><br></div><div>[6, 15, or 32 orientations (called Low, Medium, and High)] x [Gradient Overplus Option ON/OFF] x [b0 image stored at the beginning or at the end]</div>
<div><br></div><div>After you successfully load the DICOM image, you can see the number of images. For example, if you used the "Medium", there should be 15 diffusion-weighted images, b0 image, and one calculated image (this will not be used), total 17 images. Likewise, the "High" option would generate 34 images.</div>
<div><br></div><div>By looking at these 17 or 34 images, you can find if the b0 images are stored in the beginning or end.</div><div><br></div><div>The only freedom left is Overplus On or OFF. I strongly recommend to use "OFF". You can check both tables to find which is the right one.</div>
<div>Not all these 12 tables are pre-installed, but most of the commonly used ones are there.</div><div><br></div><div>Let me know if you couldn't figure out the table.</div><div><br></div><div>Susumu</div><div><br><div class="gmail_quote">
On Sat, Feb 16, 2013 at 7:02 AM, Shaimaa Abdelsattar <span dir="ltr"><<a href="mailto:shaimaa96@hotmail.com" target="_blank">shaimaa96@hotmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Hi,<br>
I am new user of DTI and I use Philips DICOM data set. I used the algorithm table already present at the DTI studio program. Is this right? As I found the results unsatisfactory resulting the image quality,<br>
Thanks<br>
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