Figure 2. Radiographic change in a single patient at maximum dose of 1 × 10⁸ plaque-forming units.

Representative slices from computed tomography scans performed before (a) and one month after (b) oHSV treatment with NV1020 via hepatic arterial infusion. As delineated by the black arrows, the tumors have clearly decreased significantly in size with viral therapy as the only treatment modality employed between the two scans.