Fission-track dating was carried out for 18 tuff samples from the Pliocene strata in the Shinjo Basin, Yamagata Prefecture. After examination has been made to eliminate erroneous data by ...contamination of reworked zircon crystals, ages of the boundaries between the Nakawatari, Sakekawa, Yamuke and Motoaikai Formations are determined to be 4.3, 3.7 and 3 Ma, respectively.
Breast conserving therapy was carried out for a patient with early breast cancer after augmentation mammoplasty. A 52-year-old woman, who had undergone augmentation mammoplasty bilaterally seven ...years ago, noticed a small tumor in her right breast. As ultrasonography suggested a malignanct tumor, excisional biopsy was performed. The histopathological diagnosis was malignant. Breast conserving surgery with removal of the bag prosthesis was selected. We report a rare case with breast conseving therapy for a patient with breast cancer after augmentation mammoplasty.
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