Publications by authors named "Yasuhiro Ohzeki"

A 61-year-old man with double-chambered right ventricle( DCRV) was operated on successfully without ventriculotomy. The patient presented with cardiac murmur and electrocardiogram abnormality with exertional dyspnea. Echocardiography demonstrated double-chambered right ventricle with severe tricuspid valve regurgitation.

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The combination of ruptured aneurysm of the sinus of Valsalva and a bicuspid aortic valve is very rare in an elderly person. A 71-year-old man with ruptured aneurysm of the sinus of Valsalva and a bicuspid aortic valve had undergone an operation. He was admitted to his other hospital because of heart failure.

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The objective of this study was to clarify whether or not pulse volume recoding (PVR) parameters have screening capability equivalent to ankle-brachial pressure index after walking (Ex-ABI) for patients with 0.91 or higher ABI. The subjects were 87 patients (147 limbs) with symptoms of lower extremities with 0.

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It is uncertain whether exercise-induced zero toe brachial index sign (e-ZETS) is beneficial to prevent advanced perfusion disturbance in maintenance hemodialysis (HD) patients. In HD patients, we compared the clinical findings and prognoses among 22 toes in a resting zero toe brachial index sign (r-ZETS) group, 22 toes in an e-ZETS group, and 63 toes in a non-e-ZETS group. The hemodynamics of the lower extremities in the e-ZETS group is intermediate between the r-ZETS and non-e-ZETS groups.

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Abdominal aortic and left common iliac aneurysms in a 79-year-old man who had undergone Miles' operation for rectal carcinoma were treated with endovascular repair of an abdominal aortic aneurysm (EVAR), taking into consideration the age, surgical history, and wishes of the patient and his family. The Matsui-Kitamura stent-graft (MK-SG) was designed based on preoperative angiographic mapping. At EVAR, the right leg of the MK-SG was caught at the aortic bifurcation because of unexpected contraction of the MK-SG.

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