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On the IMAGES page:
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Hover mouse over image to enable VIEW
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Click VIEW
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When an image is opened, the following editor is displayed, the toolbar has been highlighted
Only annotations can be saved for an image, see list below. Other changes to an image are not saved
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Auto Active Tools
Three tools are active when an image is opened, before any clicks: Zoom, Pan and Levels. (Levels is the default tool)-
Zoom: Use the mouse wheel to zoom in or out of an image, this function is always active
Zoomed in
Zoomed out -
Pan: “Pan” enables zoomed images to be navigated
- Click and hold the right mouse button down
- Drag the mouse, with the right mouse button down, to navigate the image
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Release mouse button when finished
After Zooming
After Panning
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Levels (the default tool)
Changes window Level and window Width values, i.e., Brightness and Contrast-
Click the tool
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Hold the left mouse button down and move the cursor up/down and/or left/right to adjust the changes window Level and window Width values
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The changes are reflected in the changes window Level and window Width shown in the bottom right of the display
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Deselect the tool
Before
After
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Other Tools found in the Toolbar
An image can be manipulated by using the tools in the Toolbar-
Fit the Frame: Click the Fit the Frame tool to immediately restore the whole image to be visible and fill the display window, i.e., as it was initially displayed
Before
After -
Invert : Click the Invert tool to immediately invert or reverse the image, clicking again will revert the image to how it was previously
Before
After
- Sharpening tool: Click here for full details
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Equalise: Applies Equalisation to the image.
There will be slider displayed to enable the level of Equalisation to be specified
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Rotate Right : Each click of the Rotate Right tool will immediately rotate the image 90 degrees to the right (clockwise)
Before
After
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Rotate Left: Each click of the Rotate Left tool will immediately rotate the image 90 degrees to the left (anti-clockwise)
Before
After
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Flip Horizontally: Each click of the Flip Horizontal tool will immediately horizontally flip (mirror image) the image
Before
After
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Flip Vertically: Each click of the Flip Vertical tool will immediately vertically flip (mirror image) the image
Before
After -
Measurement Menu Click here for full details on each measurement
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Text : Click here for full details
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Draw menu: Click here for full details
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Reset: The Reset tool will restore the image to how it opened in this session, i.e., remove all changes made in this session
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Filter: The Filter tool allows pre-defined filters to be applied to an image and/or create new filters. Click here for full details
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Probe: Displays the tissue density in Hounsfield Units
- Click the tool to enable it
- Move the mouse over the image to the Hounsfield Unit at the selected area
- Click the tool to deselect it
- See https://radiopaedia.org/articles/hounsfield-unit for Hounsfield Unit information
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Flashlight: Enables zoom mode to just a small part of the image as if it’s spotted by a flashlight
- Click and hold the left mouse button and navigate over the image to display a magnified view
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When finished release the left mouse button
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List: This is multi-function tool
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Will display all annotations created for all images for this patient
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Click “Save measurements to save any unsaved annotations, a confirmation message will appear
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Clicking an annotation gives the option to delete it
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Clicking an annotation on another image will open that image, after clicking annotation for Image 2
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Other links:
*COMING SOON TO D4WEB* MediaWeb PACS: downloading & printing single images
*COMING SOON TO D4WEB* MediaWeb PACS: downloading & printing with multi-select
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