Publications by authors named "Natsuko Satomi"

Background: Transcatheter edge-to-edge mitral valve repair (M-TEER) using the MitraClip system is primarily performed using the transfemoral approach. However, when this approach is not feasible, the transjugular approach can be used as an alternative.

Case Summary: A 57-year-old man presented with heart failure and persistent New York Heart Association class IV symptoms, refractory to guideline-directed medical therapy, intravenous therapy, and intra-aortic balloon pumping.

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Article Synopsis
  • Intradialytic hypotension (IDH) is a common issue during hemodialysis that can lead to serious heart problems, and it is often linked to aortic stenosis (AS).
  • Transcatheter aortic valve replacement (TAVR) is a treatment for severe AS, and this study investigates whether it can help reduce episodes of IDH in hemodialysis patients.
  • The study found that after undergoing TAVR, the rate of IDH dropped significantly from 43.2% to 10.3%, suggesting that treating severe AS with TAVR may effectively decrease IDH frequency in these patients.
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Background: Lead perforation is one of the major complications of pacemaker implantation, but cases of right ventricular (RV) lead perforation through the septum and left ventricle are rarely reported. We described a rare case of left ventricular (LV) free wall perforation by an RV lead and the management of this complication.

Case Summary: An 84-year-old man was admitted with a dual-chamber pacemaker due to pacing failure caused by an RV lead fracture.

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Background: The honeycomb-like structure (HLS) is a rare cause of myocardial ischaemia characterized by multiple communicating channels divided by thin septa. The aetiology of this specific structure remains speculative.

Case Summary: A 55-year-old man was admitted due to worsening effort angina during the previous 2 months.

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Renal transplantation (RT) can improve life expectancy in hemodialysis (HD) patients. However, little is known about the outcomes of renal transplant recipients after percutaneous coronary intervention (PCI). This study aimed to elucidate the effect of RT on clinical outcomes after PCI.

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Human coenurosis is caused by the larval stages of Taenia species, mainly Taenia multiceps and Taenia serialis. T. multiceps has been reported to cause human central nervous system (CNS) infections, but no CNS case caused by T.

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Background: Small bowel adenocarcinoma (SBA) accounts for <2% of all gastrointestinal malignancies. The most common organs of SBA metastases are the abdominal lymph node, liver, and peritoneum. There have been almost no reports of brain metastases of SBA.

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Background: The instantaneous wave-free ratio (iFR) is an invasive coronary physiological index that is not inferior to fractional flow reserve- (FFR-) guided revascularization. The indexes of iFR and FFR are similar and closely correlated, but there are a few key differences. Previous studies suggested that patient characteristics and lesion severity could induce discordance between iFR and FFR.

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Twiddler syndrome is an uncommon complication that occurs by twisting of the generator and may cause torsion, dislodgement, and injury of the leads. We report a rare case of a twiddler syndrome associated with an abdominal permanent pacemaker. Abdominal twiddler syndrome may possess a unique mechanism, which may not be seen in chest twiddler syndrome.

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