Publications by authors named "Aoi Isaka"

Background: Pathophysiologically, an elevated left ventricular (LV) filling pressure is the major reason for heart failure (HF) readmission. The 2016 American Society of Echocardiography (ASE)/European Association of Cardiovascular Imaging (EACVI) guidelines provide a simplified algorithm for the echocardiographic assessment of LV filling pressure; however, this algorithm is yet to be sufficiently validated.

Materials And Methods: We retrospectively studied 139 consecutive patients with acute decompensated HF.

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With advances in cancer chemotherapy, the importance of the new clinical discipline of cardio-oncology, which is concerned with the cardiac effects of chemotherapy, is increasing. Herein we describe the case of a 48-year-old woman with a history of breast cancer who presented with symptoms of heart failure due to chemotherapy-induced cardiomyopathy. Treatment for the patient's breast cancer had included surgery and chemotherapy with anthracyclines and trastuzumab.

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Background: Pulmonary artery aneurysm (PAA) occurs in some patients with pulmonary arterial hypertension (PAH). We evaluated the characteristics of cardiac dysfunction in patients with PAH complicated by PAA.

Methods: Echocardiography and right-heart catheterization were performed in 130 PAH patients to measure the maximum dimensions of the main pulmonary artery (MPA) trunk and evaluate right ventricular (RV) and left ventricular (LV) function.

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Background: In patients with pulmonary artery hypertension (PAH), right ventricular pressure overload eventually causes right heart failure (RHF), leading to a poor prognosis. Right atrial (RA) overload and RA dysfunction occur in patients with PAH-complicated RHF.

Objectives: We evaluated RA function using right atrial longitudinal strain (RALS) by two-dimensional speckle tracking echocardiography (2D-STE) and investigated the association between RALS and the severity of RHF in patients with pulmonary artery hypertension (PAH) noninvasively.

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