Tatsuhiko Kudo

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The patient was a 75-year-old female who had received medical treatment for effort angina. Recently, she noticed a left breast tumor, which was diagnosed as breast cancer with axillary lymph node swelling. Coronary angiography performed prior to the surgery for the breast cancer showed 90% stenosis in segment 6 of the left anterior descending artery (LAD).(More)
Long-term oral anticoagulant therapy is required for recipients of mechanical heart valves. In our hospital, the international normalized ratio of prothrombin time (PT-INR) has been set in the range 1.5–2.5 since October 2001. To evaluate whether coagulant activity is fully suppressed by this target range, coagulant activity was evaluated by measuring(More)
The patient was a 61-year-old female. She underwent mitral valve replacement (MVR) with a 27 mm Carbomedics valve and tricuspid valve annuloplasty using the DeVega method in September 1997. She has received anticoagulant therapy by aspirin and warfarin in a nearby hospital. Because of aggravating dyspnea and chest pain after an acute upper respiratory(More)
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