[A Case of Mantle Cell Lymphoma Diagnosed after Surgery for Ileocecal Intussusception].

A 63-year-old woman visited our hospital complaining of abdominal pain and bloody discharge in November 2015. Abdominal CT revealed ileocecal intussusception. After hospitalization, a right colectomy was performed.

Insulin Autoimmune Syndrome Accompanied by Multiple Myeloma.

In 1981, a 48-year old man was diagnosed with insulin autoimmune syndrome. In 2005, he experienced a substantial increase in his monoclonal insulin antibody levels; in 2006 and 2007, serum monoclonal gammopathy and an 11% marrow plasmacyte ratio were confirmed. In 2012, asymptomatic multiple myeloma was diagnosed based on an increased γ-globulin fraction and serum M-protein (IgG) levels.

[A case of good response in a rectal cancer patient with decreased dihydropyrimidine dehydrogenase activity because of strict control of the 5-fluorouracil dose].

A 64-year-old man was diagnosed as having rectal cancer in August 2011. At the first medical examination, lymph node metastasis was observed as an abdominal para-aortic lesion. Therefore, before surgery was performed, full dose chemotherapy( capecitabine and oxaliplatin[ CapeOx] plus bevacizumab) was initiated.

Combined hepatocellular carcinoma and osteoclast-like giant cell tumor of the liver: possible clue to histogenesis.

Hepatic giant cell tumor is extremely rare, and only five cases have been reported of overt hepatocellular carcinoma, thus its histogenesis is controversial. Herein is reported a case of simultaneous hepatocellular carcinoma and osteoclast-like giant cell tumor in a single tumor. A liver tumor was found in a 74-year-old woman.

Pure acinic cell carcinoma of the breast in an 80-year-old Japanese woman.

Acinic cell carcinoma of the breast is an uncommon neoplasm. Since the first case of this rare variant of breast carcinoma was reported in 1996, only 10 cases have been reported in the English-language literature. Reported herein is the first case of primary acinic cell carcinoma of the breast in a Japanese woman.