<prompt> Psudomyxoma peonei isCarcinoma colonPancreatic AdenocarcinomaMucinous cystadeno carciona of ovaryAdenoma of stomach  <response>: .PSEUDOMYXOMA PERITONEI Jelly like mucoid yellowish-brown substance accumulates in peritoneal cavity Due to ruptured adenocarcinoma appendix mucocele or mucinous carcinoma of ovary Common in females Painless progressive distension of abdomen with intestinal obstruction occurs eventually Shifting dullness is absent Surgical debulking, oophorectomy, appendicectomy, omentectomy are often done Chemotherapy is useful--Cisplatin Carries poor prognosis ref:SRB;s manual of surgery ,ed 3,pg no 884 