Systematic review and meta-analysis of reports of patients with gastric cancer aged 80 years and older.

The number of elderly patients in gastric cancer surgery is rapidly rising. Almost all data on gastric cancer in people over the age of 80 come from a single institution, and there is no systematic review of a large number of patients. Therefore, we conducted a comprehensive analysis of the prognosis of patients with gastric cancer surgery who were aged 80 years or older.

Treatment strategy for pediatric giant mucinous cystadenoma: A case report.

Because of their rarity, the treatment strategy for pediatric ovarian epithelial tumors is controversial, especially for a giant cystadenoma. We report the largest mucinous cystadenoma (MCA) case in the pediatric literature thus far. A 12-year-old girl had abdominal distention and visited our hospital.