Dr. Sandra LeeCatherine’s arm lump has grown so big that it’s nearly up to her armpit. Dr. Pimple Popper 180726 July 18, 2026July 18, 2026 - by hippo010203 - Leave a Comment S8 E10: My Octopus Lipoma. Catherine’s arm lump has grown so big that it’s nearly up to her armpit. Reality, Medical Marvels.