Pseudomyxoma Peritonei is an uncommon tumor known for its production of mucin in the abdominal cavity. If left untreated, mucin will eventually build up to the point where it compresses vital structures: the colon, the liver, kidneys,stomach, spleen, pancreas, etc. Unlike most cancers, this disease rarely spreads through the lymphatic system or through the bloodstream. Therefore it is characterized by mucin and scattered cancer cells in the abdominal cavity. This disease is most commonly associated with cancer of the appendix; mucinous tumors of the ovary have also been implicated, although in most cases ovarian involvement is favored to be a metastasis from an appendiceal or other gastrointestinal source...