K-PACS is a well-known, free DICOM viewer and workstation used in the medical field to view and manage radiological images (like X-rays or MRIs). Version 2.5 is an older iteration of this software. Why this "Report" appears
A powerful, free, open-source medical image viewer for macOS, available at Horos Project. K-pacs Workstation 2.5 Download Extra Quality