271 lines
11 KiB
Markdown
271 lines
11 KiB
Markdown
# Lesion Tracker - Using the Viewer
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After you double-click a study, the Lesion Tracking imaging application will be launched. The basic patient and study data is displayed in the Image Viewer.
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### Switching Studies and Series
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There are two methods to switch studies and series inside each viewport:
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#### Studies Panel
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Studies Panel at the left side of the workspace allows you to change studies and series. Click **Studies** button to toggle Studies Panel. You can view images in two ways:
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1. Double-click the desired series thumbnail.
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2. Drag and drop the desired series thumbnail on the image viewer.
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#### Quick Switch Tool
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Quick Switch Tool in the top-middle of the workspace allows you to switch studies and series for the active image viewer easily. Selected series will be colored by the theme colors.
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## Image Manipulation Tools
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Image Manipulation Tools are available in the toolbar at the top of the workspace.
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### Zoom Tool
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There are a couple of ways to zoom the image:
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1. Select **Zoom Tool** and down on the image with the left mouse button.
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2. Down on the image the right mouse button without selecting Zoom Tool.
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### Window Width & Level
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There are a couple of ways to change the window/level of the image:
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1. Select **Levels Tool** and drag on the image with the left mouse button. Dragging up decreases the level and dragging left decreases the window width.
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2. Alternatively, you can use default Window/Level Presets which are defined in User Preferences dialog or create your window level values.
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### Pan Tool
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There are a couple of ways to pan the image:
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1. Select **Pan Tool** and move the image around the screen with the left mouse button.
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2. Move the image around the screen with the middle mouse button without selecting Pan Tool.
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### Stack Scroll Tool
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There are a number of ways to scroll images:
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1. Scroll up and down the mouse wheel.
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2. Drag the scroll bar at the right side of the image viewer.
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3. Use Up and Down buttons on the keyboard.
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## Lesion Tracking Basics
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### View Case Response Criteria
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LesionTracker supports Conformance Checks for RECIST 1.1 and click **Trial** to view Response Criteria details.
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_Note:_ Trial button is available if the study is associated with a timepoint.
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### Measurements Table
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To view measurements and manipulate the lesions, click **Measurements** button at the top-right of the workspace. The Measurements table will be displayed at the right side of the workspace. To hide the Measurements the table, click Measurements button.
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_Note:_ Measurements button is available if the study is associated with a timepoint.
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### Target Tool
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1. To create a target, select **Target Tool** and click on the image.
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2. Hold, drag and release the mouse button to create the target.
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3. To label the target, click **Add Label** button.
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4. To resize the measurement, hover the mouse over the end points of the target then click and drag.
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5. To rename the lesion, click the lesion number in the Measurements table then click **Rename**
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6. To delete the lesion, click the lesion number in the Measurements table then click **Delete**. It will delete the lesion from the Measurements table and the image.
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#### Completely Resolved (CR) Target Tool
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To make a lesion completely resolved, click Target Tool and select **CR Target** from Target Tool pop up.
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#### Unknown (UN) Target Tool
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To mark a lesion as unknown, click Target Tool and select ** UN Target** from Target Tool pop up.
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### Non-Target Tool
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1. To create a non-target, select **Non-Target Tool** and click on the image.
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2. Hold, drag and release the mouse button to create a non-target.
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3. Select Lesion Location and Lesion Location Response then click **Confirm**.
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4. To resize the measurement, hover the mouse over the end points of the non-target then click and drag.
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5. To rename the lesion, click the lesion number in the Measurements table then click **Rename**
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6. To delete the lesion, click the lesion number in the Measurements table then click **Delete**. It will delete the lesion from the Measurements table and the image.
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### View Lesion
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To view the lesion on the image, click the measurement record in the Measurements table then the image which includes the lesion will be displayed by activating the selected lesion.
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### Conformance Checks
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Any lesion that will conflict with Response Criteria for RECIST 1.1 will be flagged in the Measurements table. To view criteria non-conformities, click the icon at the left of the lesion record in the Measurements table.
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### Generating PDF Reports
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1. To generate reports of measurements, click **Generate Report** button at the bottom of the Measurements table.
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2. A PDF file which includes target and non-target measurements with annotated image snapshots will be created.
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### Saving Measurements
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There a couple of ways to save changes:
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1. Click **Save** button at the top-right of the workspace.
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2. Click **Study list** to save changes and go back to Study List.
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### Timepoint Comparison
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LesionTracker allows to compare time points and manipulate the measurements on the timepoint images. To launch the compare mode:
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1. Associate a study with Follow-up timepoint then double-click Follow-up study. Follow-up and Baseline studies will be displayed in 1x2 layout and Baseline study will show the image which includes the first target measurement as default.
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2. Measurements in the Follow-up must be created in the same order as they were on Baseline.
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#### Comparison
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**Comparison** tab in the Measurements table allows you to display lesions in the timepoint compared.
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#### Key Timepoints
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**Key Timepoints** tab in the Measurements table allows you to display the lesions by the timepoints at the same time.
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#### Image Review
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To compare the lesions in Baseline and Follow-up, click the lesion record in the Measurements table. The recorded lesions will be displayed on the Baseline and Follow-up images
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#### Stack Scroll Tool**
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To scroll between two series synchronously, click More button and select **Stack Scroll Tool**.
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#### Case Progress
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Case Progress icon displays the progress of target and non-target lesions which are assessed out of total lesions. Number in the middle of the icon shows the number of lesions which are not assessed.
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#### Heads Up Display (HUD) Panel
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To have a quick view of the Measurements table, click **HUD** button at the top-right of the workspace. You can easily move and resize the HUD Panel on the workspace.
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Note: HUD button is only available if the study is associated with a timepoint.
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### Additional Tools
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#### Temporary Length Measurement
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To check the size of a lesion without adding to the Measurements table, select **Temp Tool**.
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#### Stack Scroll Tool
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To scroll images:
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1. Click More button and select **Stack Scroll Tool**.
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2. Drag down and up on the image viewer with the left mouse button.
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#### Reset Image Tool
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To reset the geometric orientation, position and magnification of the image in the active image viewer, click More button and select **Reset Tool**.
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#### Rotate Right Tool
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To rotate the image in the active image viewer 90 degree clockwise, click More button and select **Rotate Right Tool**.
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#### Flip H Tool
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To flip the image in the active image viewer horizontally, click More button and select **Flip H Tool**.
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#### Flip V Tool
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To flip the image in the active image viewer vertically, click More button and select **Flip V Tool**.
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#### Invert Tool
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To invert the image in the active image viewer, click More button and select **Invert Tool**.
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#### Magnify Tool
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Magnify Tool allows to zoom in a part of the image without changing zoom level of the whole image.
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1. Click More button and select **Magnify Tool**.
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2. Click and drag around the image with the left mouse button.
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#### 3.7.9. Ellipse Tool
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Ellipse Tool allows you to draw elliptical annotation with mean and standard deviation values.
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1. Click More button and select **Ellipse Tool** then click on the image.
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2. Hold, move and release the mouse button to create the annotation.
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#### Save Screenshot
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To save a screenshot of the current active viewport:
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1. Click More button and click **Save Screenshot**.
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2. Set image name and sizes and click Download.
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#### CINE Tool
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CINE Tool allows to play through stacks of images in the active viewport.
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1. Click More button and click **CINE Tool**. The CINE dialog will pop up.
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2. Click the desired media options from the CINE dialog.
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3. To close CINE dialog, click **CINE Tool**.
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