Publications by authors named "Takahiro Kasagawa"

Solitary lung tumors after radical surgery for breast cancer often present difficulty in diagnosis and treatment. This report describes the case of a patient with a previous history of radicalsurgery for breast cancer who underwent lung surgery. Solitary pulmonary nodules should be diagnosed in patients with breast cancer, because treatments and prognoses differ between metastatic and primary tumors.

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We report a patient with occult breast cancer who underwent axillary dissection as primary surgery. The patient, a 68-yearold woman, noticed a tumor measuring approximately 3 cm in diameter, in her left axilla. Biopsy of the axillary tumor revealed adenocarcinoma.

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The presence of a solitary lung tumor after radical surgery for breast cancer often causes difficulty in the diagnosis and treatment. We report a patient who had previously undergone radical surgery for breast cancer, and who underwent lung surgery. When the patient was 57 years old, she underwent surgical treatment for breast cancer.

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In early breast cancer chemotherapy, it is important to maintain the relative dose intensity(RDI). We retrospectively ana- lyzed the incidence and risk factors of febrile neutropenia(FN)among women receiving FEC(5-fluorouracil 500mg/m2, epirubicin 100mg/m2, and cyclophosphamide 500 mg/m2)chemotherapy. Of 72 patients, 33 patients developed FN and 39 patients did not.

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We evaluated prognostic factors of locoregional breast cancer recurrence in 35 patients. The average age at the time of surgery was 58.4 years(range: 32-87 years).

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Breast cancer is the leading form of cancer in women in Japan. Cases of elderly women with breast cancer have been increasing rapidly in Japan due to the increasing age of the population. We examined the clinicopathological features and prognosis of breast cancer patients over 80 years old to define an optimal treatment regimen.

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There are many arguments about whether surgical resection or drug therapy is better for pulmonary metastasis after breast cancer surgery. Here, we examine 9 cases of resection for pulmonary tumors suspected of being metastases from breast cancer, at our institution. The preoperative diagnosis was difficult, with nodules less than 20 mm in all cases.

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A 65-year-old man with common bile duct cancer was treated by pylorus-preserving pancreaticoduodenectomy with D2 lymph node dissection. Three months after surgery, tumor marker was increasing, and CT demonstrated multiple liver metastatic tumors. Single drug chemotherapy with S-1(100 mg/body/day)was administered.

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Adenoid cystic carcinoma (ACC) of the breast is a rare variant of breast malignancy and is known to have an excellent prognosis. We report two cases of ACC diagnosed by preoperative fine-needle aspiration cytology (FNAC), which proved to be very useful in determining the appropriate treatment. The patients were a 57-year-old woman (case 1) and a 71-year-old woman (case 2).

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