Pulling up patients from PACS server

When I try to open a patient in RadiAnt from the PACS server, it's connects but it never streams the images. Is there a port or firewall setting I need to change?

If you are traveling throught a firewall, it will never works … DICOM it’s not a firewall friendly protocol.

But usually, the problem is that you have a wrong config on the OrthanC side about the modalities definition.

The RadiAnt support team provides a video tutorial explaining how to connect RadiAnt to Orthanc: