New light-based therapy targets inoperable pancreatic tumors

Medical researchers are investigating a new light-based technique to make inoperable pancreatic tumors eligible for surgery. In cases where locally advanced tumors wrap around major abdominal arteries, surgical removal is often too dangerous. A Phase 1 clinical trial is testing vascular-targeted photodynamic therapy. This method involves administering the drug padeliporphin, which is activated by a specific wavelength of light delivered via an optical fiber inside the artery. The goal is to damage the small vessels feeding the tumor tissue near the artery, potentially freeing the vessel for safe surgical intervention.

Pancreatic cancer remains difficult to treat due to late diagnoses and its aggressive biological nature. Common symptoms include unexplained weight loss, upper abdominal pain radiating to the back, jaundice, and changes in blood sugar levels. While surgery is a primary treatment option, its feasibility often depends on whether the disease has spread or involves critical blood vessels. Current research focuses on early detection and improving treatments for pancreatic ductal adenocarcinoma, the most frequent form of the disease.