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Re: Reading DICOM images [message #47197 is a reply to message #47102]

Wed, 25 January 2006 06:37

Jeff N.
Messages: 120
Registered: April 2005

Senior Member

See if this page tells you want you want:
http://www.dfanning.com/fileio_tips/hounsfield.html

holgi0251@lycos.de wrote:
> Hi,
>
> I am trying to process DICOM-images of human lung tissue from a Siemens
> Multidetector CT-scanner. The gray-levels should range from -1000 HU to
> something like +2000. When I read the image slices ("im =
> read_dicom(filename, image_index=1) the grey levels are compressed to
> the range 0 ... 255. The situation slightly improves, when I predefine
> the variable by "im = fltarr(512,512)". But I still don´t get negative
> graylevels.
>
> Who can help?

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[Message index]

		Reading DICOM images By: holgi0251 on Wed, 25 January 2006 03:40
		Re: Reading DICOM images By: Peter Clinch on Wed, 25 January 2006 05:01
		Re: Reading DICOM images By: Mike[2] on Wed, 25 January 2006 12:27
		Re: Reading DICOM images By: Jeff N. on Wed, 25 January 2006 06:37

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