Now she's had her first treatment with "Keytruda", the checkpoint inhibitor drug. The effects of radiation mostly waited to show up after the radiation itself was done. Mom is getting impatient with all the "You will feel worse before you feel better". She wants to start the "feeling better" part now! The tumor is shrinking, and the drainage is slowing, but the pain has kicked up a notch. Long. Slow. Slog.