The purpose of this study is to test two imaging techniques, one called whole body diffusion weighted magnetic resonance imaging (WB-DWI MRI), and another called F-18 3-deoxy-3-fluorothymidine PET (F-18-FLT PET). The goal is to see whether these imaging techniques would allow the study doctors to see changes in the size of a tumor earlier for patients with…
The purpose of this study is to find out which doses of talimogene laherparepvec (T-Vec) can be given safely to patients with pancreatic cancer that is either too big to be taken out by surgery or has spread to other parts of the body. The study will also see if T-Vec can cause tumor shrinkage or prevent its growth. To find out which doses are safe, all…