Release notes: Viewer

Viewer: Version 2.0.0

Jul 11, 2025


Power wheel

Opportunity: Radiologists and clinicians must review image stacks quickly and efficiently.​ For decades, users have been left with two main choices for paging through images:

  1. The mouse wheel.

  2. Press a mouse button and drag the mouse.

Both are tedious and lead to repetitive stress injury. 

Solution: The Power Wheel transforms the mouse wheel into an intuitive, hands-free cine control tool:

  • One tick forward or backward initiates auto-play of a stack of images.

  • Additional ticks (up to five) increase the page speed.

  • A single tick in the opposite direction stops playback.

This enhancement enables rapid, fluid review of image stacks using just the mouse wheel—ideal for high-efficiency workflows and dynamic imaging scenarios. A new keyboard shortcut (~ key) turns the feature on an off.


Page tool

Opportunity: Radiologists must page through single series or multiple series of images from the current and prior exams. Providing intuitive tools that do not require manual series linking saves time, mouse clicks, and distractions from image viewing. ​

Solution:

  • Use the page tool within the main central portion of any image viewport to page through a single stack.​

  • ​Use the page tool along the outer 25% margin of any viewport to link paging with the neighboring series.​

  • Use the page all tool along the corner of an image neighboring three other series to page all four series.​

  • Linked paging appropriately pages linked images that are in the same plane and not images that are not in the same plane. 


PageAll tool

Opportunity: Radiologists often wish to page all images in the same plane.

Solution: The Page All tool enables synchronized scrolling across all series within the same exam and in the same plane.

Key benefits:

  • Less mouse movements and clicks to page through images. ​

  • Faster navigation.

  • Designed for same-plane, multi-series comparison

  • within the same exam.​

  • The paging is controlled by the slice increment in the series in which the tool is used.


Page same plane tool

Opportunity: Provide a way to compare series from new and prior exams that requires far less mouse movements and clicks.​

Solution: The Page Same Plane tool causes images in the same plane to page synchronously from current and prior exams.  The paging is controlled by the slice increment in the series in which the tool is used.​

Key benefits:

  • Far less mouse movements to compare image series from primary and comparison exams.​

  • Synchronized scrolling across current and prior exams.

  • Maintains anatomical alignment across time points.

  • Enhances consistency in follow-up assessments.


Window/Level improvements​

Opportunity: Adjusting Window/Level (W/L) settings often involves repetitive steps, and users typically apply the same few presets. PACS have historically often failed to provide easy way to quickly toggle between preferred window/levels or color LUT settings. 

Solution: A window/level icon is now present in the lower right of appropriate image viewports:

Right click on the icon to:

  • (1) Select a default window/level preset.

  • (2) To set up custom window/level presets.

  • (3) To add window/level presets as favorites.  Mark up to three window/level presets for CT or color LUT presets for PT/NM.​ Favorites are saved per user per modality (CT, PT, NM). Once selected, you can cycle through you favorites by left-clicking the window/level icon (Order of favorites is based on the order in which the checkboxes are selected.) ​

    • 1st click: Favorite #1.​

    • 2nd click: Favorite #2.

    • 3rd click: Favorite #3​.

    • 4th click: resets to the default image appearance.

For PT and NM studies only:​

  • Right-click while using the W/L tool to bring up a color LUT presets menu. ​

  • The last used LUT is automatically highlighted. ​

  • Click to apply; use the Reset option to revert to default.

    ​


W/L Acceleration with Shift Key:​

  • Holding Shift while adjusting W/L accelerates changes by 50x. ​

  • This is ideal for PT images with large intensity ranges. ​

  • Especially helpful in fine-tuning very dark or bright datasets. 


Window/Level improvements​

Opportunity: Need a working image notepad so that key images from current and prior exams can be collected and stored, thereby telling the patient's imaging story in a concise, efficient manner. By creating a montage first, the radiologist can then create the report without distracting task-switching been viewing the images and report.

Solution: The enhanced Montage panel, ideally used when reading cross-sectional imaging exams. The montage is generally the first image presentation when the exam is viewed for comparison, providing a very quick view of the patient's imaging story. It's also a great service to referrers and patients.​


With this enhancement, users can now: ​

  • Select key images from both primary and comparison studies and assemble them in the desired arrangement.​

  • Include annotations in saved montages.

  • Delete images directly from the montage panel.

  • Reorder images to customize the final output layout.

  • Save the montage as a composite image by signing the exam.

  • Generate new montages through addendums.


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