A portable RadiAnt DICOM Viewer alternative
RadiAnt is a fast, well-liked DICOM viewer. But if you specifically need something portable that runs with no install and no admin rights — and that’s built around cath-lab measurements — here’s how PortaDICOM compares.
Where RadiAnt is strong
RadiAnt is a polished Windows viewer with 3D/MPR reconstruction and PACS connectivity. It’s a great fit when you can install software on your own machine and want diagnostic-grade reconstruction tools.
When you need a portable alternative instead
The picture changes on a locked-down hospital PC, a shared workstation, or when a patient brings a study from another hospital. There you can’t install anything, and you just need to open the scan now.
PortaDICOM runs entirely from its SSD with no install and no admin rights, opens studies from CD/USB/folder, and carries your whole case library (2 TB) with you between sites.
- No install, no admin rights — runs from the drive
- Your entire case archive travels on one SSD
- Built-in cardiology tools: % diameter stenosis, TIMI, AHA segments, pre/post-PCI
- From-scratch engine — JPEG-Lossless and JPEG-2000 angiography supported
The honest trade-off
RadiAnt offers diagnostic-grade 3D and MPR; PortaDICOM is a portable review tool (for review and records only, not for primary diagnosis) with a strong cardiology measurement set. Pick by the job: install-and-diagnose, or carry-and-review.
FAQ
Does PortaDICOM do 3D / MPR like RadiAnt?
Not today — PortaDICOM focuses on fast 2D review, cine and cardiology measurements. 3D/MPR is on the roadmap; the engine is designed to add it.
See PortaDICOM on your own scans
A free demo on one of your studies is the fastest way to know it fits — no install, no obligation.