Peutz-Jeghers Syndrome, also known as pjs, is related to gastric cancer and cowden syndrome 1. An important gene associated with Peutz-Jeghers Syndrome is STK11 (Serine/Threonine Kinase 11), and among its related pathways/superpathways are Infectious disease and ERK Signaling. The drugs Anti-Bacterial Agents and Antifungal Agents have been mentioned in the context of this disorder. Affiliated tissues include small intestine and skin, and related phenotypes are macule and multiple lentigines