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User Guide

Introduction General Information toggle Minimal Client-Side Requirements Logging On Search of Studies System Menu Hanging protocols settings toggle Settings toggle

Features

Opening Studies Patient History
Quick Menu Viewport Features toggle Regular Features toggle Segmentation tools toggle Measurements toggle Layout Features toggle Manipulation Features toggle Supporting Functions toggle Specific Features toggle ECG & US Features toggle MPR Features toggle Advanced MPR Features Oblique MIST toggle Dental MPR features toggle Customization Features toggle Add-ons: Optional toggle
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Measurements

The MedDream DICOM Viewer’s radiology measurements are:

iconLine
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Toolbar > Measure > Line. Measure the Line, the distance between two points:

Meddream Dicom Viewer Line

Possibility to align the line vertically or horizontally while drawing by holding ALT button pressed:

Line Measurement Meddream

Watch the video tutorial on how to measure the line with DICOM Viewer:

iconAngle
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Toolbar > Measure > Angle. Measure the angle between three points:

Meddream Dicom Viewer Angles

Watch the video tutorial on how to measure an angle with DICOM Viewer:

iconCobb angle
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Toolbar > Measure > Cobb Angle. Cobb angle measurement between two lines:

Meddream Dicom Viewer Cobb Angle

Watch the video tutorial on how to measure the Cobb angle with DICOM Viewer:

iconPolyline
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Toolbar > Measure > Polyline. The Polyline button is used to measure the perimeter of a region of interest:

Meddream Dicom Viewer Polyline

Watch the video tutorial on how to measure the polyline with DICOM Viewer:

iconArea
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Toolbar > Measure > Area. The Area button is used to measure the area of a region of interest:

Meddream Dicom Viewer Area

The system can be configured to display additional intensity values: (Mean, SD, Sum, Min, Max):

Statistical information is shown (Mean, SD, Sum, Min, Max, Area):

Watch the video tutorial on how to measure the area with DICOM Viewer:

iconEllipse
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Toolbar > Measure > Ellipse. Draw and measure the Ellipse:

Meddream Dicom Viewer Ellipse

Watch the video tutorial on how to measure the ellipse with DICOM Viewer:

Ellipse is used to measure area, length and width, minimum, maximum and medium brightness (marked Mean) in HU units and for the standard deviation (marked SD), which gives the variance of the random variables about the mean and sum value, in HU units.

Read about the possibility to Propagate an Ellipse ROI into other open viewports.

iconRectangle
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Toolbar > Measure > Rectangle. Measure a rectangle area, min, max, mean, and standard deviation values in HU:

Rectangle Dicom Viewer

Rectangle is used to measure area, length and width, minimum, maximum and medium brightness (marked Mean) in HU units and for the standard deviation (marked SD), which gives the variance of the random variables about the mean and sum value, in HU units.

iconVolume
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Toolbar > Measure > Volume. Volume measurement using circles created from a set number of points:

Meddream Dicom Viewer Volume

Watch the video tutorial on how to measure the volume with DICOM Viewer:

iconHeight Difference
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Toolbar > Measure > Height Difference. Measure the vertical distance and angle between the horizontal line and the line connecting the points:

Dicom Viewer Height Difference

iconCTR (cardiothoracic ratio)
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Toolbar > Measure > CTR (cardiothoracic ratio). CTR to measure a cardiothoracic ratio to estimate a heart size:

Ctr Measurement Dicom Viewer Heart

Watch the video tutorial on how to measure the cardiothoracic ratio with DICOM Viewer:

CTR measurement is used to measure the ratio of maximal horizontal cardiac diameter to maximal horizontal thoracic diameter and aids in the detection of enlargement of the cardiac silhouette.

iconFlatfoot
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Toolbar > Measure > Flatfoot. Measure the longitudinal arch of the foot to detect the longitudinal flatfoot:

Flatfoot Measurement dicom viewer

Foot longitudinal arch measurement is used to measure the angle and height of the foot medial longitudinal arch and aids in the detection of the longitudinal flatfoot.

iconGoniometry
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Toolbar > Measure > Goniometry. Measure the lengths of the femur, tibia, and femoral-tibial angular deformities:

Meddream Dicom Viewer Goniometry

iconTT-TG Distance
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Toolbar > Measure > TT-TG Distance. Measure the tibial tuberosity to trochlear groove distance for quantifying the knee patellar instability:

Meddream Dicom Viewer TT TG Distance

iconHTO angles
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Toolbar > Measure > HTO angles. Measure High Tibial Osteotomy (HTO) angles for osteotomy surgery:

HTO Angles Meddream Dicom Viewer

The user has to click at the point in the image where the measurement’s high point should be placed. By default, the left measurement is created first. Measurements can be saved as secondary capture or as an annotation. The measurement values can be copied in CSV format also.

iconVertebra Angle
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Toolbar > Measure > Vertebra Angle. Measure an angle between the user-drawn vertebra axis and the horizontal axis of the image:

Vertebra Angle Dicom Viewer

iconSpine labeling
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Toolbar > Measure > Spine labeling. Tool to mark the vertebrae of the spine. Despite of labeling the spine, user also can:

  • Exclude labels by choosing: Exclude Labels;
  • Measure Spinal balance;
  • Mark pathological vertebrae T13 and/or L6:

Spine Labeling Table Dicom Viewer

Spine Labeling Dicom Viewer

Watch the video tutorial on how to annotate the vertebrae of the spine with DICOM Viewer:

NOTE: Double click to finish labeling.

Time-Intensity curve
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Toolbar > Measure > Time-Intensity curve. The measurement allows for visualization of the lesions’ behavior by plotting the ROI intensity values over time after the administration of contrast material:

Time Velocity dicom viewer

The Time-Intensity Curve ROIs and their information are not stored.

Watch the video tutorial on how to use Time-Intensity curve measurement with DICOM Viewer:

iconROI
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Toolbar > Measure > ROI. Mark and store ROI (Region Of Interest) for study instance:

Meddream Dicom Viewer Roi

Watch the video tutorial on how to mark and store the ROI with DICOM Viewer:

Closed Polygon
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Toolbar > Measure > Closed Polygon. Tool is used to mark the region of interest. As in case of ROI, the area is marked by placing the points around it, but the points are connected with curved lines.

Draw Closed Polygon:

Closed Polygon Dicom Viewer

Select the ROI:

Closed Polygon Tool Dicom Viewer

Edit with Repulsor tool:

Repulsor Tool Dicom Viewer

Read more about Repulsor tool here.

iconFlexpoly
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Toolbar > Measure > Flexpoly. Draw a flexible area on the images for which the area is calculated.

Flexpoly Tool Dicom Viewer Meddream

The system can be configured to display additional intensity values: (Mean, SD, Sum, Min, Max):

MedDream Dicom Viewer Flexpoly

Watch the video tutorial on how to draw a flexible area on the image with DICOM Viewer:

iconPencil
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Toolbar > Measure > Pencil. Freely draw on the images:

Pencil Tool Dicom Viewer Meddream

Possibility to choose the color and line thickness of  Pencil tool in Settings:

Meddream Dicom Viewer Mouse Cursor Measurements Settings

Watch the video tutorial on how to freely draw on the images with DICOM Viewer:

iconArrow
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Toolbar > Measure > Arrow. Mark an area of interest on the image:

Arrow Tool Dicom Viewer Meddream

Watch the video tutorial on how to point an arrow to an area of interest with DICOM Viewer:

iconText
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Toolbar > Measure > Text. Text fields placed on the image for writing text notes:

Meddream Dicom Viewer Text

To insert the text box only simply click (Annotation 1). Text box with an arrow: click and drag (Annotation 2).

Watch the video tutorial on how to insert text notes with DICOM Viewer:

iconMyocardium ROI
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Toolbar > Measure > Myocardium ROI. The Myocardium ROI is used to indicate the region of interest. As with the ROI, the region is marked by arranging points around it, but the points are connected by curved lines as in the case of a closed polygon:

Myocardium ROI Meddream Dicom Viewer

When the initial drawing is complete, the ROI is selected and the editing mode is kept activated. Possibility to use Repulsor tool, edit contour and use a Brush tool to mark the desired areas between the contours:

Myocardium ROI Dicom Viewer Tools

iconContinuous measurement
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Toolbar > Measure > Continuous measurement. Possibility to activate the tool in order to repeat measurements several times:

Meddream Dicom Viewer Continuous Measurement

Repulsor
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Toolbar > Measure > Repulsor. The tool to adjust Closed Polygon. To adjust the image scale and position, and click the selected mouse button near the line from the side you want to push. Hold the selected mouse button pressed and drag the Repulsor tool towards the line:

Repulsor Tool Dicom Viewer

The system automatically adjusts the Repulsor radius according to the distance from the line. You can change the radius by holding the CTRL button and scrolling mouse wheel.

Read more about Closed Polygon here.

iconIntensity
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Toolbar > Measure > Intensity. The intensity function is used to measure the density of a CT image. Intensity is shown in Hounsfield units (HU)  and its coordinates are displayed at the bottom left corner:

Meddream Dicom Viewer Intensity

Watch a video tutorial demonstrating the intensity function and how to measure the density of a CT image:

iconShow angles
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Toolbar > Measure > Show angles. Measure the angle between intersecting lines, with the Show angles tool:

Meddream Dicom Viewer Angles

Watch video tutorial how to use show angles tool with DICOM Viewer:

Horizontal line
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Toolbar > Measure > Horizontal line. Horizontal tool for NM modality studies:

MedDream Dicom Viewer Horizontal Line

iconRuler
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Toolbar > Measure > Ruler. Show the Rulers at the bottom and on the left side of the viewport:

Ruler Measurement Meddream

iconCalibration line
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Toolbar > Measure > Calibration line. Calibration line to change the scale of measurement:

Meddream Dicom Viewer Calibration Line

Watch the video tutorial demonstrating the Calibration line tool:

iconDelete
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Toolbar > Measure > Delete. Delete is used to remove measurements of an active image:

Meddream Dicom Viewer Delete

  • Delete All – to remove all measurements of an active image at once.
  • Delete Selected – to remove only selected measurements.

Watch a video tutorial about how to delete measurements with DICOM Viewer:

iconSave annotation
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Toolbar > Measure > Save Annotation. Save an annotation – saving measurements:

Meddream Dicom Viewer Save Annotation

Watch the video tutorial on how to save an annotation with DICOM Viewer:

Please contact us directly to check if your PACS can support the saving annotations function.