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Using ROI (Region of Interest) Tool

In this article, you will learn how to use distance tool.

Step 1: On “Patient Search” page, all patient orders at your account will be shown. Double click on the order you want to view the images. “View” page will be opened. Click on “Tools” icon on the upper left side of the page.

Step 2: After clicking, tools section will be displayed. In “Annotations” field, click on “Elliptical ROI” icon on the upper side of the section.

using roi tool

Step 3: When you click on the icon, it will turn into blue color and an elliptical ROI sign will appear at the bottom of your mouse pointer. Click on the starting point of the ROI you want to select and move your mouse to the end point. Until you click, the ROI will appear in blue color. Click on the end point of the ROI and then the elliptical region of interest will be displayed in yellow. You will see the mean, maximum and minimum measurements next to the end point.

If you need, you can create and measure as much ROI as you want on the view. Right click to exit from ROI tool. Mouse pointer will return to default function.

using roi tool

Step 4: In order to move the ROI, right click to exit from the function, click on the point in the middle of the ROI and drag your mouse to the direction you want.

using roi tool

Step 5: In order to clear annotations, follow the article Clearing Annotations


PostDICOM is the next generation PACS (Picture Archiving and Communication System) which is built using Cloud technologies. It provides advanced tools and services to be used by healthcare professionals.

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