Figure 4

Magnetic resonance (MR) images from a rabbit with local recurrence after PMC therapy. A) Image obtained before microwave therapy: a tumor beneath the skin; B) Image obtained one week after PMC therapy: obvious edema and hyperemia around the ablated tumor was observed; C) Image obtained three weeks after microwave therapy: the ablated tumor was partly absorbed; however, local recurrence (arrow) was detected although it was not very clear; D) Image obtained seven weeks after microwave therapy: most of the ablated tumor was absorbed; however, obvious local recurrence (arrow) was detected.