dicom Questions

5

Solved

I would like to read a DICOM file in C#. I don't want to do anything fancy, I just for now would like to know how to read in the elements, but first I would actually like to know how to read the he...
Zloty asked 4/3, 2010 at 19:7

2

So if I have an image (CT, MRI, etc.) or even a dose from radiation therapy I can pull out the dose or image values into an array through: import dicom ds = dicom.read_file("dicom_file.dcm&qu...
Armored asked 10/10, 2017 at 12:26

8

Solved

I'm trying to create a new dicom image from a standard-sized (512 x 512 or 256 x 256) numpy array. import dicom, dicom.UID from dicom.dataset import Dataset, FileDataset def write_dicom(pixel_arra...
Jenn asked 16/1, 2013 at 2:54

6

Solved

We are writing an importer for dicom files. How does one generally deceide if a series of images forms a 3D-Volume or is just a series of 2D images? Is there a universal way to decide this for mo...
Chancy asked 30/8, 2013 at 9:50

1

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I am trying to understand which attributes are required and which are not. As far as I understood you look at the corresponding IOD to your SOP class and then check which modules are mandatory or n...
Sinfonia asked 16/12, 2021 at 11:40

2

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What is the MultiFrame image in DICOM. How multiframe is different from having multiple images in a single series?
Benedick asked 21/11, 2013 at 9:20

4

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I have to convert some files which come by default as .dcm to .png, I've found some code samples to achieve that around here but the end results are too bright. Could anybody have a look at this, p...
Nikaniki asked 14/2, 2020 at 3:34

1

I've successfully built dicoms with one images but I cannot find a way to add more... I think the problem may be in my pixel array, can anyone help me correct it ? # Populate required values for fi...
Hewet asked 26/8, 2021 at 13:20

3

I try to access a DICOM file's RGB pixel array with unknown compression (maybe none). Extracting grayscale pixel arrays works completely fine. However, using import dicom import numpy as np dat...
Rand asked 7/3, 2017 at 13:57

1

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Is there a function in PostgreSQL to convert a UUID (RFC 4122) into a OID (ISO 8824) ? The value after "2.25." is the straight decimal encoding of the UUID as an integer. It MUST be a dir...
Kev asked 16/2, 2021 at 14:47

2

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This is in continuation with my other question: Which DICOM UIDs should be replaced while overwriting pixel data in DICOM? I am trying to create a new DICOM file (instance) from an existing one, wh...
Reassure asked 10/2, 2021 at 8:0

1

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I am trying to create a new DICOM file (instance) from an existing one, where I change the pixel data. I know that I need to change some of the UIDs while replacing pixel data. Currently I am gener...
Kym asked 9/2, 2021 at 8:33

3

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How can I convert an UUID/GUID value like 8348d2c5-0a65-4560-bb24-f4f6bcba601d (that I genreated with uuid v4) in to OID/DICOM UID like 2.25.174506987738820548334170905323706671133? I would prefer ...
Denoting asked 19/9, 2019 at 10:37

1

I have setup DCMTK's wlmscpfs on Ubuntu 18.04. The worklist files are converted from dump file to .wl files via dump2dcm. So far the worklist files have been returning successfull matches when quer...
Sprawl asked 1/10, 2020 at 11:41

2

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Additional discussion on the comp.protocols.dicom google group. Specific example: Given that instance UIDs are derived from UUIDs as described in PS3.5 B.2. For example given the following DIC...
Inlay asked 1/4, 2020 at 17:47

2

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I am developing a Modality Worklist client using fo-dicom library. Following thing are not clear to me related to [Referenced SOP Instance UID (0008,1155)]. What is Referenced SOP Instance UID? ...
Trumpet asked 23/3, 2020 at 7:50

1

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I'm trying to understand DICOM better in preparation for a presentation about SOP. What I still haven't really understood is what an IOD (Information Object Definition) is practically. If I for e...
Udella asked 7/2, 2020 at 13:0

6

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DICOM already provides a unique enough identifier for the Series (e.g. Series Instance UID), so why also include one on the lower level objects (e.g. SOPInstanceUID)? What I find really annoying i...
Ventris asked 16/9, 2009 at 19:10

2

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I'm writing an application to count medical records. The application will count pages and divide it by 20 to determine the number of films needed to print the records for the client. I have a close...
Ciscaucasia asked 15/1, 2020 at 20:54

2

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I am trying to create a JPEG compressed DICOM image using pydicom. A nice source material about colorful DICOM images can be found here, but it's mostly theory and C++. In the code example below I ...
Inflow asked 23/10, 2019 at 8:11

3

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While working with the DICOM study, series and media concepts, I wondered if these values are to be unique over all data, or only to the patient they belong to. Phrased otherwise; can I have 2 pat...
Pieplant asked 13/12, 2018 at 17:52

3

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I have a basic question for the DICOM protocol. I know how I can calculate the orientation labels of every slice of a DICOM image (A,P,L,R,H,F). But when I got for example an Axial slices with num...
Hodosh asked 6/7, 2011 at 14:12

2

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I have few questions about the rescale slope and rescale intercept in CT DICOM: Are they used to transfer original data from the scanner to Hounsfield data set, in which water is 0 and air is -10...
Naphtha asked 17/4, 2012 at 15:15

4

Solved

I have to write a program in c# able to parse DICOM and display axial, coronal and sagittal cuts. Seems like it's a lot of work, but I have to do it so ! Big first step would be to understa...
Verger asked 14/1, 2016 at 5:38

3

I am trying to figure out if DICOM Image Position (0020,0032) is an absolute coordinate or just the coordinates for whatever slice orientation I have? For example, I have two planes, a sagittal an...
Erikerika asked 13/6, 2015 at 3:15

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