Vista Imaging Vista Routing User Manual

Page 42

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Configuring Routing

Routing User Guide

BIG

The value of this field indicates whether or not “big” files should be transmitted to this
destination. Big files contain the complete image, always at the original resolution.
For routing, this field should be set to

Yes

.

TEXT

The value of this field indicates whether or not text files should be transmitted to this
destination. Text files contain the header information from the original DICOM file.
For routing, this field should be set to

Yes

.

DICOM

Do not use.

COMPRESSION

The value of this field is a code that indicates which type of compression will be used
for routed images. When the value of this field is equal to “J2K”, JPEG 2000
compression will be applied before the file is transmitted. When the value of this field
is empty or equal to “None”, no compression will take place. All images that are sent
to the destination will be treated in the same fashion, that is: either compressed or
uncompressed.

Note: If compressed images are to be sent to a VistARad workstation, the
MAG_Decompressor software will need to be installed on the workstation. See
Appendix B for more information.

Note: A toolkit license is needed for each system that is sending or receiving
compressed images. For more information, contact VistA Imaging Customer
Support.

If some images need to be sent compressed and some not compressed, set up two
destinations that are almost the same, one with a name like "WhereEver", with this
field set to <blank>, and one with a name like "WhereEver_Compressed", with this
field set to the appropriate type of compression.

All other fields in the two records could have the same value, most specifically the
field named "Physical Location".

Then, the following routing rules could be set up:

Send("WhereEver")

when MODALITY="MR"

and

Send("WhereEver_Compressed")

when MODALITY="MR"

This will allow both compressed and uncompressed images to be sent to the same
destination.

VistA Imaging V. 3.0, Patch 18

April 2006

34

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