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RadiAnt DICOM Viewer Changelog

What's new in RadiAnt DICOM Viewer 2024.1 Build 9600

Apr 11, 2024
  • New features:
  • Anonymize DICOM files (add-on package).
  • Rectangle/square ROI tool.
  • Improvements and bug fixes:
  • Browse to the previous/next group of series when viewing multiple series side by side (Alt + Left/Right arrow).
  • Export studies from a local archive to another one.
  • 3D MPR and 3D VR windows keep their position / full screen state / layout after restart.
  • Date/time tags defined in the overlay.xml file are formatted according to the local system settings.
  • Improved import of add-on extensions.
  • Added support for High-Throughput JPEG 2000 transfer syntax.
  • Added optional CP950 and CP936 Windows character sets (they can be defined in the options.xml file).
  • "Hide patient data" removes also patient birthday from the series preview bar.
  • Ultrasound length measurements are now consistent with other modalities (precision and unit).
  • Improved search in the DICOM tags window.
  • DICOM dictionary updated to 2023d.
  • Fixed issues with zoom & pan reset while browsing tomosynthesis series.
  • Fixed issue with disappearing measurements after switching series in 2D viewer.
  • Fixed window adjustment for certain RGB images not fully compliant with DICOM standard.
  • Fixed missing length measurements for some obscure DICOM images.
  • Fixed rare case of a broken association with a PACS server.
  • Fixed rare crash caused by incorrect JPEG DICOM images.
  • Fixed occasional crashes when sending DICOM images to PACS.

New in RadiAnt DICOM Viewer 2022.1.1 Build 23000 (Aug 19, 2022)

  • Improvements and bug fixes:
  • Image position, zoom, rotation and flip is restored when switching series.
  • Added support for long file paths.
  • Added support for certain DICOM images not fully compliant with the standard.
  • Added support for certain US images encoded with JPEG YBR.
  • Improved distraction free mode.
  • Fixed rare activation failure.
  • Other small improvements and bug fixes.

New in RadiAnt DICOM Viewer 2022.1.0 Build 20400 (Aug 4, 2022)

  • Improvements and bug fixes:
  • Image position, zoom, rotation and flip is restored when switching series.
  • Added support for long file paths.
  • Added support for certain DICOM images not fully compliant with the standard.
  • Improved distraction free mode.
  • Fixed rare activation failure.
  • Other small improvements and bug fixes.

New in RadiAnt DICOM Viewer 2021.2.2 Build 35002 (Jan 20, 2022)

  • New features:
  • Distraction free mode (Alt + Shift + Enter).
  • Improvements and bug fixes:
  • Added support for certain DICOM images not fully compliant with the standard.
  • Added support for DICOM images with pixel data stored in 32-bit cells.
  • Improved naming of folders when exporting all series (added patient ID, changed date formatting).
  • Fixed display for certain US images with JPEG YBR compression.
  • Fixed rare issues with activation on non-standard systems.
  • Fixed rare issues with distorted 3D reconstructions and measurements for certain DICOM files not fully compliant with the standard.
  • Added option to create a keyboard shortcut for the "import zip to database" function.
  • Added shortcuts for deleting multiple ROIs in 3D MPR window (Ctrl + Del, Shift + Del).
  • Changed shortcut for refreshing PACS series to Ctrl + F5.

New in RadiAnt DICOM Viewer 2021.1.17805 (Aug 13, 2021)

  • New features:
  • Send studies to PACS (add-on package).
  • CSV export in the local archive.
  • Improvements and bug fixes:
  • Added option to open quickly a series via context menu.
  • Added option to draw horizontal or vertical segments when using angle or Cobb angle tools while holding Shift.
  • Added option to hide DICOM overlays.
  • Added F5 shortcut to refresh the list of series in the PACS search window.
  • Added command line flag to show viewer in full screen mode (e.g. -wp 0 0 800 600 2)
  • Added option to set custom directions for WL/WW adjustments in options.xml.
  • For DICOM files with imager pixel spacing defined (e.g., CR/DX/XA), magnification factor is used for length measurements whenever possible. The length measurement's background color will turn blue if a radiographic magnification factor is applied (whereas for measurements at the detector plane, the color is purple).
  • Fixed issues with not fully DICOM compliant tomosynthesis images (Hologic).
  • Fixed issues with searching PACS by dates.
  • Fixed rare issue (white lines) with images having lossless JPEG compression.
  • Fixed WW/WL setting for certain images with VOI LUT defined.
  • Fixed issues with certain PALETTE COLOR images compressed with JPEG2000 lossless codec.
  • Removed support for Windows XP and Vista systems.

New in RadiAnt DICOM Viewer 2020.2.3 (Dec 30, 2020)

  • New features:
  • DSA mode (digital subtraction angiography) - auto and manual pixel-shift, split mask, magic mask.
  • Search and download specific image series from PACS locations.
  • Set custom window (WL/WW or Min/Max) with the option to use SUVbw units for PET images.
  • Custom window presets in 2D, 3D MPR and 3D VR viewers.
  • Improvements and bug fixes:
  • Added window presets (WL/WW) in 3D MPR mode.
  • Improved responsiveness during WW/WL adjustment for high resolution images (mammography, etc.)
  • Series miniature images are updated after loading to better represent series.
  • Improved performance when loading large number of series into viewer.
  • Improved performance when importing studies from PACS to a database located on a slow media (e.g., USB flash).
  • Improved "Split series" function for multi-sequence MR series.
  • Fixed rare issue with the local archive when new imports might cause files of older studies be overwritten.
  • Fixed issue when after loading a series, an image other than the first one was shown.
  • Fixed occasional hangs in the database window during PACS downloads.
  • Fixed issues with radiant:// URL protocol.
  • Fixed STL export for certain volumes.
  • Fixed issues with trial activation.
  • Added option to search and download via command-line multiple studies from PACS locations using tags other than StudyUID.
  • Other performance and stability improvements.

New in RadiAnt DICOM Viewer 2020.2.2 (Nov 27, 2020)

  • New features:
  • DSA mode (digital subtraction angiography) - auto and manual pixel-shift, split mask, magic mask.
  • Search and download specific image series from PACS locations.
  • Set custom window (WL/WW or Min/Max) with the option to use SUVbw units for PET images.
  • Custom window presets in 2D, 3D MPR and 3D VR viewers.
  • Improvements and bug fixes:
  • Added window presets (WL/WW) in 3D MPR mode.
  • Improved responsiveness during WW/WL adjustment for high resolution images (mammography, etc.)
  • Series miniature images are updated after loading to better represent series.
  • Improved performance when loading large number of series into viewer.
  • Improved performance when importing studies from PACS to a database located on a slow media (e.g., USB flash).
  • Fixed rare issue with the local archive when new imports might cause files of older studies be overwritten.
  • Fixed issue when after loading a series, an image other than the first one was shown.
  • Fixed occasional hangs in the database window during PACS downloads.
  • Fixed issues with radiant:// URL protocol.
  • Fixed STL export for certain volumes.
  • Added option to search and download via command-line multiple studies from PACS locations using tags other than StudyUID.
  • Other performance and stability improvements.

New in RadiAnt DICOM Viewer 2020.2.1 (Nov 15, 2020)

  • New features:
  • DSA mode (digital subtraction angiography) - auto and manual pixel-shift, split mask, magic mask.
  • Search and download specific image series from PACS locations.
  • Set custom window (WL/WW or Min/Max) with the option to use SUVbw units for PET images.
  • Custom window presets in 2D, 3D MPR and 3D VR viewers.
  • Improvements and bug fixes:
  • Added window presets (WL/WW) in 3D MPR mode.
  • Improved responsiveness during WW/WL adjustment for high resolution images (mammography, etc.)
  • Series miniature images are updated after loading to better represent series.
  • Improved performance when loading large number of series into viewer.
  • Improved performance when importing studies from PACS to a database located on a slow media (e.g., USB flash).
  • Fixed issue when after loading a series, an image other than the first one was shown.
  • Fixed occasional hangs in the database window during PACS downloads.
  • Fixed issues with radiant:// URL protocol.
  • Fixed STL export for certain volumes.
  • Added option to search and download via command-line multiple studies from PACS locations using tags other than StudyUID.
  • Other performance and stability improvements.

New in RadiAnt DICOM Viewer 2020.2.0 (Sep 12, 2020)

  • New features:
  • DSA mode (digital subtraction angiography) - auto and manual pixel-shift, split mask, magic mask.
  • Search and download specific image series from PACS locations.
  • Set custom window (WL/WW or Min/Max) with the option to use SUVbw units for PET images.
  • Custom window presets in 2D, 3D MPR and 3D VR viewers.
  • Improvements and bug fixes:
  • Added window presets (WL/WW) in 3D MPR mode.
  • Improved responsiveness during WW/WL adjustment for high resolution images (mammography, etc.)
  • Series miniature images are updated after loading to better represent series.
  • Improved performance when loading large number of series into viewer.
  • Improved performance when importing studies from PACS to a database located on a slow media (e.g., USB flash).
  • Fixed issue when after loading a series, an image other than the first one was shown.
  • Fixed occasional hangs in the database window during PACS downloads.
  • Fixed issues with radiant:// URL protocol.
  • Fixed STL export for certain volumes.
  • Added option to search and download via command-line multiple studies from PACS locations using tags other than StudyUID.
  • Other performance and stability improvements.

New in RadiAnt DICOM Viewer 2020.1.1 (Apr 30, 2020)

  • New features:
  • Closed polygon tool - area, perimeter (2D, 3D MPR).
  • Open polygon tool - length (2D, 3D MPR).
  • Arrow tool (2D, 3D MPR, 3D VR).
  • Ellipse tool - area, min, max, avg (3D MPR).
  • Angle measurement tool (3D MPR).
  • Native 64-bit ARM version for Windows 10 on ARM platform (e.g., Microsoft Surface Pro X, Samsung Galaxy Book S, Lenovo Yoga 5G).
  • Improvements and bug fixes:
  • SUVbw measurements in 2D and 3D MPR viewers (no fusion required).
  • Stored last export settings.
  • Added option to show destination folder in Explorer after export.
  • Added option to import studies opened directly in the viewer to database.
  • Added option to export specific image series from the local database.
  • Added option to delete specific image series in the local database.
  • Added info about the displayed image series to the title bar text.
  • Added option to drop the 3D snapshots file onto the VR window to load it.
  • Added Ctrl+F1 shortcut to show the About box.
  • Improved rendering of structured reporting (SR) documents in the viewport - page breaks for longer content, XML/HTML tag stripping.
  • Custom character encoding can be set for SR documents in options.xml.
  • Changed version numbering scheme (YYYY.X.Z - YYYY: year of the public release, X: feature release number, Z: bugfix release number).
  • Added support for TIC generation for MR studies with multi-frame DICOM files.
  • Fixed PACS search presets button for Wine-based installations.
  • Fixed occasional crash during VR movie export.
  • Updated DICOM dictionary to 2020a.
  • New mouse button indicators (back and forward buttons added).
  • ESC deletes the unfinished measurement.

New in RadiAnt DICOM Viewer 2020.1 (Apr 4, 2020)

  • New features:
  • Closed polygon tool - area, perimeter (2D, 3D MPR).
  • Open polygon tool - length (2D, 3D MPR).
  • Arrow tool (2D, 3D MPR, 3D VR).
  • Ellipse tool - area, min, max, avg (3D MPR).
  • Angle measurement tool (3D MPR).
  • Native 64-bit ARM version for Windows 10 on ARM platform (e.g., Microsoft Surface Pro X, Samsung Galaxy Book S, Lenovo Yoga 5G).
  • Improvements and bug fixes:
  • SUVbw measurements in 2D and 3D MPR viewers (no fusion required).
  • Stored last export settings.
  • Added option to show destination folder in Explorer after export.
  • Added option to import studies opened directly in the viewer to database.
  • Added option to export specific image series from the local database.
  • Added option to delete specific image series in the local database.
  • Added info about the displayed image series to the title bar text.
  • Added option to drop the 3D snapshots file onto the VR window to load it.
  • Added Ctrl+F1 shortcut to show the About box.
  • Improved rendering of structured reporting (SR) documents in the viewport - page breaks for longer content, XML/HTML tag stripping.
  • Custom character encoding can be set for SR documents in options.xml.
  • Changed version numbering scheme (YYYY.X.Z - YYYY: year of the public release, X: feature release number, Z: bugfix release number).
  • Added support for TIC generation for MR studies with multi-frame DICOM files.
  • Fixed PACS search presets button for Wine-based installations.
  • Fixed occasional crash during VR movie export.
  • Updated DICOM dictionary to 2020a.
  • New mouse button indicators (back and forward buttons added).
  • ESC deletes the unfinished measurement.

New in RadiAnt DICOM Viewer 5.5.1 (Dec 14, 2019)

  • New features:
  • 3D snapshots for 3D VR views.
  • 3D VR movie creator (quick movies and 3D snapshot based videos).
  • Unlimited scalpel undo/redo in the 3D VR window.
  • Image filters (sharpen, smooth, edge...).
  • Improvements and bug fixes:
  • Improved fluidity in the 3D VR and MPR windows on NVIDIA GPUs (progressive rendering).
  • Added option to hide annotations and the orientation cube in the 3D VR window.
  • Added option to set the quality of rendering during interactions in the 3D VR and MPR windows (the Settings button).
  • Added support for extended mouse buttons (the forward button for ROIs / the back button for panning).
  • Added option to select multiple folders when opening/importing DICOM files.
  • Added option to disable horizontal mouse wheel (via options.xml).
  • Added option to configure viewer window position in options.xml.
  • Added option to export movies in MP4 format from 2D viewer.
  • Added support for certain not fully conformant JPEG compressed DICOM files.
  • Added Ctrl+Alt mouse modifier for 2D roll in VR window.
  • Added option set resolution during STL export.
  • Fixed STL export for large volumes.
  • Fixed issue with opening multiple viewer windows when in full screen mode.
  • Fixed several bugs causing crashes and hangs.

New in RadiAnt DICOM Viewer 5.5.0 (Nov 6, 2019)

  • New features:
  • 3D snapshots for 3D VR views.
  • 3D VR movie creator (quick movies and 3D snapshot based videos).
  • Unlimited scalpel undo/redo in the 3D VR window.
  • Image filters (sharpen, smooth, edge...).
  • Improvements and bug fixes:
  • Improved fluidity in the 3D VR and MPR windows on NVIDIA GPUs (progressive rendering).
  • Added option to hide annotations and the orientation cube in the 3D VR window.
  • Added option to set the quality of rendering during interactions in the 3D VR and MPR windows (the Settings button).
  • Added support for extended mouse buttons (the forward button for ROIs / the back button for panning).
  • Added option to select multiple folders when opening/importing DICOM files.
  • Added option to disable horizontal mouse wheel (via options.xml).
  • Added option to configure viewer window position in options.xml.
  • Added option to export movies in MP4 format from 2D viewer.
  • Added support for certain not fully conformant JPEG compressed DICOM files.
  • Added Ctrl+Alt mouse modifier for 2D roll in VR window.
  • Added option set resolution during STL export.
  • Fixed STL export for large volumes.
  • Fixed several bugs causing crashes and hangs.

New in RadiAnt DICOM Viewer 5.0.2 (Sep 18, 2019)

  • New features:
  • Local archive - import DICOM studies from CD/DVD discs, USB flash drives, local and network folders or PACS servers, and store them on your computer in RadiAnt database.
  • Export 3D models to STL files.
  • Added support for password protected ZIP files (ZIP 2.0, AES-128, AES-192, AES-256).
  • Added the "Save RAW value" option in the DICOM tags window.
  • Improvements and bug fixes:
  • Improved mouse wheel behavior for precision devices (e.g., Surface Precision Mouse).
  • Changed the maximum split screen layout to 5x5.
  • Changed: the location overlay now shows the position of the center of frame for images with non-orthogonal orientation.
  • Added support for overlays with non-zero origin.
  • Added support for per-frame overlays in multi-frame DICOM files.
  • Added option to launch structured reporting documents in the external web browser (Ctrl + Enter).
  • Added option to display a logo image in the HTML SR documents (via options.xml).
  • Added support for SUV calculations in studies acquired with Siemens Biograph PET-CT.
  • Added support for TIC generation in studies acquired with Toshiba Vantage MRI.
  • Fixed several bugs causing crashes and memory leaks.
  • Other performance improvements.

New in RadiAnt DICOM Viewer 5.0.0 (Jun 16, 2019)

  • New features:
  • Local archive - import DICOM studies from CD/DVD discs, USB flash drives, local and network folders or PACS servers, and store them on your computer in RadiAnt database.
  • Export 3D models to STL files.
  • Added support for password protected ZIP files (ZIP 2.0, AES-128, AES-192, AES-256).
  • Added the "Save RAW value" option in the DICOM tags window.
  • Improvements and bug fixes:
  • Improved mouse wheel behavior for precision devices (e.g., Surface Precision Mouse).
  • Changed the maximum split screen layout to 5x5.
  • Changed: the location overlay now shows the position of the center of frame for images with non-orthogonal orientation.
  • Added support for overlays with non-zero origin.
  • Added support for per-frame overlays in multi-frame DICOM files.
  • Added option to launch structured reporting documents in the external web browser (Ctrl + Enter).
  • Added option to display a logo image in the HTML SR documents (via options.xml).
  • Added support for SUV calculations in studies acquired with Siemens Biograph PET-CT.
  • Added support for TIC generation in studies acquired with Toshiba Vantage MRI.
  • Fixed several bugs causing crashes and memory leaks.
  • Other performance improvements.

New in RadiAnt DICOM Viewer 4.6.9 (Oct 29, 2018)

  • Added support for large volumes (>2GB) in 3D VR and MPR (64bit version).
  • Improved support for breast tomosynthesis images (DBT).
  • Improved support for files that are not fully compliant with the DICOM standard.
  • Improved support for ultrasound images retrieved from Synapse PACS.
  • Fixed occasional crashing issues.

New in RadiAnt DICOM Viewer 4.6.8 (Oct 16, 2018)

  • Added support for large volumes (>2GB) in 3D VR and MPR (64-bit version).
  • Improved support for breast tomosynthesis images (DBT).
  • Improved support for files that are not fully compliant with the DICOM standard.

New in RadiAnt DICOM Viewer 4.6.5 (Jun 12, 2018)

  • New features:
  • GPU accelerated Volume Rendering and 3D MPR (MIP/MinIP/Avg) for NVIDIA graphics cards (available only in 64-bit version).
  • 3D presets (angio, airways, bones and skin, MIP, etc.) in the 3D Viewer window.
  • 3D cursor tool in the 2D Viewer window.
  • Improvements and bug fixes:
  • Added option to display studies pushed from PACS locations.
  • Added query timeout option for PACS connections.
  • Added configurable key modifiers and mouse button combinations for all tools.
  • Added option to disable/enable shading in the 3D VR
  • Added shortcut for hiding toolbar in the 3D VR and the 3D MPR windows (Ctrl + Alt + F3).
  • Added support for changing series with mouse wheel (horizontal scroll).
  • Added modality column to the "Open multiple series" window
  • Improved command line PACS integration - multiple studies/series/images can be downloaded with a single command.
  • Fixed image fusion for non-standard (non-orthogonal) orientations.
  • Fixed occasional crash when exporting WMV videos.
  • Fixed rare issue with transfer syntax negotiation with PACS servers.
  • Fixed crash when opening DICOM files with certain LUT Descriptor.
  • Fixed: some endemic DICOM files with certain private tags could not be opened.
  • Added support for not fully compliant DICOM JPEG files.

New in RadiAnt DICOM Viewer 4.2.1 (Nov 29, 2017)

  • New features:
  • C-GET protocol support for retrieving studies from PACS locations.
  • PACS search custom presets.
  • Improvements and bug fixes:
  • Fixed display of certain RGB lossy JPEG DICOM images.
  • Character set used in searches, wildcards and carets can be configured for each PACS location.
  • Warning message is displayed if Windows Firewall blocks PACS connections.
  • Added "Custom date" option to the PACS search window.
  • Configurable units and precision for length measurements (options.xml).
  • Added option to display a mark in the middle of a segment (options.xml).
  • Added option to display a mark in the center of an ellipse (options.xml).
  • Configuration files moved from AppDataLocal to AppDataRoaming folder.

New in RadiAnt DICOM Viewer 4.1.6 (Oct 24, 2017)

  • Improvements and bug fixes:
  • Added quick search in the "Open series" window (F4) - comes handy when browsing a large collection of studies.
  • Added custom PACS search fields (via options.xml).
  • Added automatic online activation via command line: radcmd.exe -activateonline SERIALNUMBER.
  • Added support for radiant:// URL protocol (RadiAnt can be launched from a web browser and perform certain actions by clicking a link).
  • Added support for DICOM Deflated Little Endian Transfer Syntax (Explicit VR) (1.2.840.10008.1.2.1.99).
  • Improved series sorting in the "Open series" window (F4).
  • Improved VR/3D MPR support for multi-frame series.
  • Improved default WW/WL calculation for multi-frame images.
  • DICOM dictionary updated to 2017d.
  • Fixed: RGB images with incorrect WW/WL were not displayed properly.
  • Fixed: rare type of JPEG compressed images could not be opened.
  • Optimized memory management.

New in RadiAnt DICOM Viewer 4.0.3 (Jul 22, 2017)

  • New features:
  • 3D oblique MPR (Multiplanar Reconstruction) with MIP/MinIP/Avg modes (Maximum Intensity Projection / Minimum Intensity Projection / Average)
  • Improvements and bug fixes:
  • Images from non-volumetric series (CR, DX, MG, US, XA, etc.) can be split into separate panels
  • Setup improvements - installation is now possible for accounts without administrator privileges
  • New license activation system
  • Improved support for certain palette color DICOM images (US Philips)
  • Improved support for series of images without StudyUID or SOPInstanceUID
  • Improved support for certain files not fully compliant with the DICOM standard
  • Default DICOM character set can be overridden in the options.xml file
  • Language xml files are now checked for incorrect format specifiers
  • Added -fl command line parameter for loading DICOM files listed in a text file
  • Fixed silent installation mode
  • Fixed PACS downloads for DICOM MPEG2/4 videos
  • Fixed several bugs causing crashes and memory leaks

New in RadiAnt DICOM Viewer 3.4.2 (Mar 13, 2017)

  • New features:
  • Copy all visible panels to clipboard as one image.
  • Improvements and bug fixes:
  • Added support for certain type of ultrasound images (Aloka).
  • Added custom split screen setup via command line parameters (e.g. -sp 3 2) or the options.xml file.
  • Fixed: MPEG2/MPEG4 DICOM videos failed to download from PACS locations.
  • Fixed: JPEG compressed images could give linear artifacts in MPR views.
  • Fixed: MPR and VR features were not available for certain type of SPECT images.
  • Fixed window positioning via command line arguments.
  • Other minor improvements.

New in RadiAnt DICOM Viewer 2.2.3.10707 (Nov 5, 2015)

  • New features:
  • Support for the SR (Structured Reporting) Documents.
  • Press Enter to display a SR DICOM file in the HTML browser.
  • Improvements and bug fixes:
  • Improved stability, other small fixes.

New in RadiAnt DICOM Viewer 2.0.9.10665 (Sep 22, 2015)

  • New Features:
  • PACS client functionality - search and download studies from PACS servers/workstations/modalities.
  • New integration possibilities - command line parameters for searching and downloading studies from PACS nodes using specified DICOM tags.
  • "Split series" feature detects multiple volumes contained in one series (e.g. arterial/venous post-contrast, DWI, cardiac CT multi-phase) and opens them in separate panels.
  • "Duplicate window" feature (CTRL+SHIFT+N) - opens a new viewer window with the same image series as in the active window.
  • Series from the same study opened in multiple windows can now be synchronized and fused. Also, cross-reference lines are supported across multiple windows.
  • Dedicated window presets for PET modality (0.5, 1, 2.5, 5, 10, 25, 50 and 100 percent of the entire dynamic range of the displayed series).
  • Improvements and bug fixes:
  • In series consisting of multiple volumes (sequences), MPR is applied to the volume whose frame is currently displayed.
  • Improved display of PET images with small pixel values (especially those without attenuation correction).
  • Improved calculation of the default contrast/brightness values for PET images.
  • Default color look-up table for PET changed to Hot Iron.
  • Fixed MPR and Fusion functionality for special type of PET images (Siemens scanner).
  • Improved export of all opened series.
  • "Exit" menu item in popup menu under "Folder" toolbar button (Ctrl+Alt+F4). If multiple windows are opened, application can be also closed by pressing CTRL key while closing one of the RadiAnt windows.
  • RadiAnt is automatically restarted after new language is chosen or a license key is imported.
  • Enhanced support for compressed images.
  • Fixed display of rare ultrasound images.
  • Fixed drag&drop folder and files to RadiAnt running with admin privileges.
  • Under Windows XP, the Service Pack 3 is now required during setup.
  • Improved stability, lowered memory usage, other small fixes.

New in RadiAnt DICOM Viewer 1.9.16.7446 (May 26, 2014)

  • Improvements and bug fixes:
  • Improved support for SPECT-CT studies (synchronization, MPR, fusion).
  • Improved automatic synchronization of series with small difference in patient orientation (e.g. MR).
  • Added support for a rare type of dicom files with little endian implicit transfer syntax.
  • Fixed occasional crash of the viewer.
  • Other minor improvements.

New in RadiAnt DICOM Viewer 1.99.18.9228 Beta (May 24, 2014)

  • New features:
  • PACS client functionality.
  • Improvements and bug fixes:
  • Improved stability, lowered memory usage, other small fixes.

New in RadiAnt DICOM Viewer 1.9.14.7431 (Jan 15, 2014)

  • Fixed display of rare type of images with big endian transfer syntax.

New in RadiAnt DICOM Viewer 1.9.12.7424 (Jan 10, 2014)

  • Fixed display of certain types of images with PALETTE COLOR photometric interpretation.
  • Other minor improvements.

New in RadiAnt DICOM Viewer 1.9.10.7393 RC (Oct 28, 2013)

  • New features:
  • Support for length measurement using estimated radiographic magnification factor (e.g. in mammography images).
  • Improvements and bug fixes:
  • Enhanced PET SUV measurements (e.g. Philips scanners support).
  • Fixed display of certain types of images with VOI LUT.
  • Other minor improvements.

New in RadiAnt DICOM Viewer 1.9.4.7257 (Oct 18, 2013)

  • New features:
  • Customizable annotations.
  • Support for manual length calibration.
  • US calibrated regions support (length or other parameters such as time, velocity, depending on the region).
  • Improvements and bug fixes:
  • Changes to the CD/DVD autorun package version:
  • Changed structure of folders and filenames (for compliance with ISO 9660 Class 1 8+3 filename system)
  • CD/DVD scanning can be narrowed down to specified folder(s) (-d command-line parameter)
  • The "run.bat" file starts launcher.exe tool, which runs either 32-bit or 64-bit version of RadiAnt DICOM Viewer (previously always 32-bit version was opened)
  • Imager pixel spacing is used for measurements when available (which is often the case for XA images).
  • Faster opening of large image series from cd/dvd media (in systems low on memory)
  • Fixed handling of certain JPEG2000 DICOM files.
  • Fixed visual artifacts in ROI elements in exported images.
  • Improvements in DICOM tags preview window (fixed incidental crashes, enhanced tag descriptions, corrected display of tags with multiple numerical values).
  • Other minor improvements.

New in RadiAnt DICOM Viewer 1.8.6.6744 (May 30, 2013)

  • New features:
  • Multi-touch support for Windows 8 touch-enabled devices:
  • Use one finger to browse images of the series (or perform other function selected from the toolbar).
  • Use two fingers to pan and zoom (pinch) images.
  • Use three fingers to change window settings (brightness/contrast).
  • Time-Intensity Curve generation (CTRL + SHIFT + E).
  • Export files in DICOM format.
  • Zoom & pan synchronization.
  • Window settings (WW/WL) synchronization.
  • New controls for Cine mode, overlayed at the bottom of the screen when mouse hovers over image.
  • Cine auto start for US and XA series.
  • Edit ROIs:
  • Copy selected ROI (CTRL + C)
  • Copy all ROIs in displayed image (CTRL + SHIFT + C)
  • Paste ROI(s) in the same or in different image (CTRL + V)
  • Duplicate ROI in corresponding series (CTRL + SHIFT + D)
  • Duplicate ROI in all images of the series (SHIFT + ALT + D)
  • Delete ROIs in all visible images (SHIFT + DEL)
  • Open quickly multiple series (F4).
  • Change color scale in fusion images (click color bar).
  • Change fused image opacity (left mouse button down and drag over color bar).
  • Maximize/restore panel (button/double click on image/CTRL + M), you can switch between opened series in maximized panel using TAB.
  • Anonimize all visible patient data (SHIFT + F12).
  • Tools can be assigned to the middle mouse button (with WL/WW adjustment default).
  • Open DICOM folder in RadiAnt using right-click context menu on a folder in windows explorer.
  • Command line parameter -b shows expanded folder tree, lets user choose a subfolder to be scanned for DICOM files.
  • New command-line parameter "-cl" closes all running instances of RadiAnt DICOM Viewer.
  • Improvements and bug fixes:
  • Significant reduction of CD/DVD loading times (up to 3x faster).
  • Improved multiframe DICOM file reading from CD/DVD.
  • Detection of CD/DVD/Flash removal.
  • Toggle series preview bar visibility (CTRL+SHIFT+F4).
  • Toggle toolbar and status bar visibility (CTRL+SHIFT+F3).
  • Toggle ROI visibility (ALT+F12).
  • Change ROI label font size (CTRL+SHIFT+PLUS/MINUS).
  • Hold SHIFT during ellipse drawing to make it a circle, hold it while drawing a segment to make it horizontal or vertical.
  • Hold CTRL during ellipse drawing to show actual DICOM pixels area (only when image is magnified).
  • Ellipse ROI label shows actual DICOM pixels number used for calculations.
  • Close all panels (SHIFT + F4).
  • Click panel close button with CTRL pressed to clear the panel instead of closing it.
  • Options.xml file (ProgramData/RadiAntViewer folder in Windows7) - change default options (currently only by manual editing).
  • Zoom-to-region mode for zooming tool (available in options.xml).
  • Off-center zooming (retains desired image region visibility during zooming - available in options.xml).
  • Scroll wrapping can be disabled in options.xml file.
  • Added WW/WL presets for modalities other than CT.
  • Status bar shows remaining files during folder scan.
  • Displayed info about lossy compression of DICOM images (left top corner, below series number).
  • CTRL + C copies value to clipboard in DICOM tags window.
  • Improved support for images with VOI LUT defined.
  • Fixed a rare crash caused by images with "RAW" modality.
  • Fixed display of certain US images (e.g. Philips US systems, GE Vivid 7).
  • Fixed default cine rate setting (FPS).
  • Fixed problem with opening zip files that have non-standard characters in a filename.
  • Compatibility with Windows Server 2008 system was improved by removing the dependency on wmvcore.dll library.
  • Other minor features and bug fixes.

New in RadiAnt DICOM Viewer 1.1.8.4646 (Sep 10, 2012)

  • Better support for the new enhanced multi-frame DICOM CT and MR files -
  • measurements, default window parameters, auto synchronization, cross reference lines,
  • MPR and image fusion.
  • SD (standard deviation) calculation in ellipse ROI.
  • Fixed issue with ellipse ROI calculations in fusion MPR (coronal and sagittal)
  • images.
  • Faster DICOM load and export times.
  • Better memory management.

New in RadiAnt DICOM Viewer 1.0.4.4439 (May 16, 2012)

  • New features:
  • Multiplanar reconstructions.
  • PET-CT fusion (other types of images can be also fused, e.g. DWI and conventional MRI sequences).
  • Screen splitting with a predefined column/row number (drag and drop series thumbnail images into viewports).
  • DICOM tags inspection window.
  • Angle measurement.
  • Cobb angle measurement.
  • Improvements and bug fixes:
  • The autorun package for CD/DVD contains both 32 and 64 bit versions.
  • More keyboard shortcuts (series navigation - Home/End, tool selection -
  • C/B/M/W/Z).
  • Middle mouse button adjusts window level/width.
  • Auto synchronization on/off switch.
  • Display cross-reference lines on/off switch.
  • Ellipse tool shows minimum and maximum values in covered area.
  • ROIs drawn with an outline for better visibility on brighter backgrounds.
  • Movable ROI text labels.
  • More zoom presets added - 200, 400 and 800%.
  • The installer supports silent setup mode.
  • Crash reporting tool.
  • Improved look of certain dialog windows when using non-standard DPI settings.
  • Support for PALETTE COLOR DICOM images.
  • Improved support for JPEG DICOM images.
  • Other minor features and many bug fixes.

New in RadiAnt DICOM Viewer 0.50.2.2598 (Sep 12, 2011)

  • New features:
  • Export to movie files (WMV).
  • Export all opened series at once.
  • Support for DICOM overlays.
  • Show/hide annotations using button or shortcut (F12).
  • Improvements and bug fixes:
  • Faster image operations (zooming, panning) and lowered memory usage, especially with larger (CR, DX, MG) images.
  • Date and time formatted using local system settings.
  • Zooming using Ctrl + Mouse Wheel.
  • Menu items for adding images to the thumblist without clearing it.
  • DMZ files (zipped DICOMs) association with RadiAnt.
  • ZIP files can be opened from Explorer using right click and "Open with" menu item.
  • Improved CINE display efficiency (interface was freezing with multiple cine runs at the same time).
  • Improved drag and drop (zip files, drop on the RadiAnt icon).
  • Improved patient sorting in the thumblist.
  • Improved drawing of certain types of images (e.g. dose reports).
  • Improved color images display.

New in RadiAnt DICOM Viewer 0.35 (Mar 29, 2011)

  • New features:
  • Loading DICOM files directly from compressed ZIP archive.
  • Pencil tool (e.g. to highlight a region during presentation).
  • New language - Hungarian (translation by Kozák Zsolt).
  • Improvements and bug fixes:
  • Other minor improvements and bug fixes.

New in RadiAnt DICOM Viewer 0.30 (Feb 9, 2011)

  • New features:
  • Multiple series viewing support (hold Ctrl key and click a thumbnail to open desired series in new panel).
  • Auto series synchronization.
  • Cross reference lines.
  • Negative mode (F11).
  • Full screen mode (press F to toggle between window and full screen mode).
  • Darker, subdued interface - to help you focus on images.
  • New languages - now there are 14 translations available: Brazilian Portuguese, Bulgarian, Chinese, Czech, Danish, Dutch/Flemish, French, German, Italian, Polish, Russian, Serbo-Croatian, Spanish, Turkish.
  • Improvements and bug fixes:
  • Improved DICOM engine and memory management - even 32-bit version can open multiple series totalling over 10000 images .
  • Angiographic angles (LAO, RAO, CRA, CAU) and patient's sex displayed in annotations.
  • Other minor improvements and bug fixes.

New in RadiAnt DICOM Viewer 0.19 (Aug 12, 2010)

  • New features:
  • New languages: French (Philippe SCHÄCK), Dutch/Flemish (Patrick Cleys), Russian (Farabef - radiographia.ru). Updated: Italian (Sebastiano Amato). Thank you!
  • Select and open specific DICOM files (Ctrl + O).
  • Association with *.DCM files (double click DICOM file to open it in the viewer).
  • Command-line arguments (-d and -f) support (radiantviewer.exe -d folder1 folder2 folder3 etc. and -f file1 file2 file3 etc.) to open specified files/folder after startup.
  • Optional company logo/info image in license window (CD/DVD version).
  • Automatic update checking (optional).
  • Installer with unicode support.
  • New page with options in the installer - association with *.dcm files, automatic updates, shortcuts.
  • Binary files (exe, dll) are now digitally signed using Microsoft Authenticode certificate.
  • Improvements and bug fixes:
  • Improved support for JPEG compressed DICOM files.
  • Improved memory management.
  • Other minor improvements and bug fixes.

New in RadiAnt DICOM Viewer 0.18 (Jul 12, 2010)

  • New features:
  • Multilingual support (English, German, Italian and Polish languages included in setup).
  • Online translation creator available.
  • TAB key shows/hides annotations.
  • Slice location and thickness for CT and MR modalities.
  • Ctrl + C copies displayed image to clipboard.
  • Main window size and position is remembered and restored at startup.
  • Improvements and bug fixes:
  • Improved compatibility with certain types of dicom files.
  • Other minor improvements and bug fixes.

New in RadiAnt DICOM Viewer 0.17 (May 17, 2010)

  • New features:
  • Ellipse tool for mean value (density) and area measurement.
  • Improvements and bug fixes:
  • Other minor improvements and bug fixes.

New in RadiAnt DICOM Viewer 0.16 (Apr 22, 2010)

  • New features:
  • Export DICOM images to JPEG and BMP files.
  • Improvements and bug fixes:
  • Cine FPS adjustment.
  • Other minor improvements and bug fixes.

New in RadiAnt DICOM Viewer 0.15 (Mar 29, 2010)

  • Improvements and bug fixes:
  • The installer requests admin privileges (UAC prevented setup from writing to Program Files folder).
  • In certain situations black stripe appeared at the bottom of the viewport.
  • Corrected issues with image downsampling.
  • Other minor improvements and bug fixes.

New in RadiAnt DICOM Viewer 0.14 (Mar 23, 2010)

  • Improvements and bug fixes:
  • New shortcuts: CTRL + DEL (deletes all measurements in current image) and CTRL + SHIFT + DEL (deletes all measurements in current series).
  • Window preset name is displayed next to window level and length.
  • New toolbar icons.
  • Thumbnails and toolbar were not redrawn sometimes.
  • Annotations drawing corrected.
  • Other minor improvements and bug fixes.