Fig. 5From: Conversion surgery for an initially unresectable, locally advanced pancreatic cancer after induction chemotherapy and carbon-ion radiotherapy: a case reportMicroscopic findings of the resected specimen. a Most of the primary tumor had been replaced by fibrosis, and only a few cancer cells (arrow head) were seen in the central area of the tumor (HE, × 4). b The wall structure of the duodenum had also been destroyed and replaced with fibrosis, but there were no cancer cells (HE, × 40). c Degenerated cancer cells were visible in the central area of the tumor (EVANS grade IIB, HE,× 200)Back to article page