[A case of malignant lymphoma of the gallbladder after chemotherapy for malignant lymphoma of the skin and right intraocular].

A case is a 65-year-old female. She was diagnosed as T-cell malignant lymphoma (skin and right intraocular). Chemotherapy( THP-COP) was performed for 6 months and she was in remission. A gallbladder tumor was pointed out in August 2010, and she was admitted to our department for the purpose of excision biopsy of the gallbladder tumor. In abdominal US, we confirmed an iso-hypoechoic tumor. The tumor size was 24 × 14 mm. We considered the invasion depth was subserosa. We observed the tumor which had the imaging effectiveness in the body of gallbladder by abdominal CT. The invasion was suspected in the liver bed side. In PET-CT, We observed an accumulation of SUVmax 8 . 5 in the body of gallbladder. The protruded lesion of 33 .5 mm in diameter was detected by MRI to the body of gallbladder, and an invasion was also suspected. Cholecystectomy was performed to this case. By operative US, the gallbladder tumor was SMT and existed in the symmetric side of liver bed. Pathological diagnosises were malignant lymphoma and peripheral T-cell lymphoma.