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Thursday, May 8, 2014

Liver DCDI, case DB, slice #38


Liver DCDI, patient DB,  whole-liver - single slice,  "ROI as a single TAC" processing:


GRASP-DCE, patient MH,  comparison of K-trans for various ROIs created by Anne

K-trans (1/min)

Using Anne's hand-drawn Using FVX IDF of carotid
ROI (carotid)

1.19 0.84       tu-right
0.97 0.67      co-whitematter-left
0.165                                                 0.11       posttreatment-right                    
1.163 0.80       co-whitematter left
0.463 0.31       tu-brainstem-center
2.62 1.82       co-brainstem
1.62 1.13       suspectmass - left temporal lobe
>4 3.86       co-greymatter-right




GRASP  MR-DCE exam.  There are 9 ROIs here.
The tallest curve corresponds to the artery, with max (linear) concentration 0.4.
Next highest curve is the "grey matter", with the max concentration of 0.13.
White matter curves have max concentration of 0.04.
Liver DCDI:  cases processed with  "ROI as a single TAC"










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Liver DCDI: fa (Arterial fraction) parameter comparison:















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Liver DCDI: Ki parameter comparison:














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Liver DCDI: Total Flow parameter comparison:















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Liver DCDI:  EMTT parameter comparison:

                                                                   











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"HOT"-color scheme.  EMTT parameter.
"Blue-Yellow" scheme GRASP Liver DCDI exam, parameter EMTT (sec), sample visualization in recommended by IBM.

GRASP Liver DCDI exam, parameter EMTT (sec), sample visualization in "Rainbow" scheme.

FireVoxel Build 139 is released.
Added the progress messages during the "Smart Downscale" operation.
In parametric map calculation, the parallelism is now limited to the number of logical threads of the processor.