Mucinous cystadenoma of the appendix associated with adenocarcinoma of the sigmoid colon and hepatocellular carcinoma of the liver： Report of a case

Mucinous cystadenoma of the appendix is a rarecondition and represents one of the three entities withthe common name mucocele of the appendix.It ischaracterized by a cystic dilatation of the lumen withstasis of mucus inside it.Histopathologically mucoceleis divided into three groups:focal or diffuse mucosalhyperplasia,mucinous cystadenoma and mucinouscystadenocarcinoma.This condition is often associatedwith other neoplasia,especially adenocarcinoma ofthe colon and ovaries.We here describe a 57 year oldmale patient who presented with abdominal discomfort,constipation,fresh blood in stool and frequent urination.He had a big cystadenoma of the appendix associatedwith adenocarcinoma of the colon and hepatocellularcarcinoma of the liver.The patient underwent righthaemicolectomy,sigmoid colon resection and segmentalresection of the liver.Now 3 years later he has noevidence of disease relapse.According to this,westress the need of accurate preoperative diagnosis andintraoperative exploration of the whole abdomen in thesepatients.

Mucinous cystadenoma of the appendix associated with adenocarcinoma of the sigmoid colon and hepatocellular carcinoma of the liver: report of a case

Mucinous cystadenoma of the appendix is a rare condition and represents one of the three entities with the common name mucocele of the appendix.It is characterized by a cystic dilatation of the lumen with stasis of mucus inside it.Histopathologically mucocele is divided into three groups:focal or diffuse mucosal hyperplasia,mucinous cystadenoma and mucinous cystadenocarcinoma.This condition is often associated with other neoplasia,especially adenocarcinoma of the colon and ovaries.We here describe a 57 year old male patient who presented with abdominal discomfort, constipation,fresh blood in stool and frequent urination. He had a big cystadenoma of the appendix associated with adenocarcinoma of the colon and hepatocellular carcinoma of the liver.The patient underwent right haemicolectomy,sigmoid colon resection and segmental resection of the liver.Now 3 years later he has no evidence of disease relapse.According to this,we stress the need of accurate preoperative diagnosis and intraoperative exploration of the whole abdomen in these patients.