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Background: Central venous port systems may be safely used for chemotherapy of patients with cancer, but several complications may occur associated with their use.
Case Presentation: An 83-year-old man with heat stroke was transferred to our emergency department, where he was treated and became able to eat on the same day. He had been fit and healthy, except for colorectomy and chemotherapy using a central venous access port placed in the right upper jugular vein 8 years ago. The next day, he suddenly had ventricular fibrillation. Cardiopulmonary resuscitation was successful. Emergency coronary angiography showed a catheter-like foreign body in the coronary sinus. Physicians failed to remove the foreign body using catheter therapy, and ventricular fibrillation occurred repeatedly. After induction of general anesthesia, the fractured catheter was removed surgically. Postoperative course was uneventful.
Conclusions: A fragmented segment of a catheter may suddenly cause ventricular fibrillation years later.
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http://dx.doi.org/10.1186/s40981-023-00615-x | DOI Listing |
Rev Cardiovasc Med
August 2025
Department of Cardiovascular Surgery, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, 100037 Beijing, China.
Background: Postoperative atrial fibrillation (POAF) commonly occurs following surgical repair of degenerative mitral regurgitation (DMR) and is associated with unfavorable outcomes. This study aimed to identify preoperative risk factors for acute POAF in patients undergoing mitral valve repair for DMR, with a specific focus on the role of preoperative echocardiography.
Methods: A retrospective study was conducted involving 1127 DMR patients who underwent mitral valve repair between 2017 and 2022.
Rev Cardiovasc Med
August 2025
Department of Cardiology, Affiliated Hospital of Hangzhou Normal University, Zhejiang Key Laboratory of Medical Epigenetics, School of Basic Medical Sciences, Hangzhou Institute of Cardiovascular Diseases, Engineering Research Center of Mobile Health Management System&Ministry of Education, Hangzhou
Background: Depression is a highly prevalent mental disorder worldwide and is often accompanied by various somatic symptoms. Clinical studies have suggested a close association between depression and cardiac electrophysiological instability, particularly sudden cardiac death (SCD) and arrhythmias. Therefore, this review systematically evaluated the association between depression and the risks of SCD, atrial fibrillation (AF), and ventricular arrhythmias.
View Article and Find Full Text PDFRev Cardiovasc Med
August 2025
Department of Cardiovascular Biology and Medicine, Juntendo University Graduate School of Medicine, 113-8421 Tokyo, Japan.
Background: Limited data are available regarding the prevalence of sleep-disordered breathing (SDB), particularly Cheyne-Stokes respiration (CSR), in patients with atrial fibrillation (AF) and left ventricular (LV) systolic dysfunction. Thus, this study aimed to investigate the prevalence of SDB and CSR, as well as the factors associated with these conditions, in patients with AF without LV systolic dysfunction.
Methods: Patients with paroxysmal and non-paroxysmal AF underwent echocardiography and cardiorespiratory polygraphy.
BMC Cardiovasc Disord
September 2025
Department of Cardiology II (Electrophysiology), University Hospital Münster, Albert-Schweitzer-Campus 1, Münster, 48149, Germany.
While most sudden cardiac deaths are due to structural heart disease or cardiac ischemia, intoxications are rather rare and often unrecognized. Here we present a case of a 35-year-old patient who trickled cumulative 60 mg of the pure nicotine liquid. This led to cardiac arrest and ventricular fibrillation.
View Article and Find Full Text PDFJACC Case Rep
September 2025
Division of Academic Affairs and Research, Orlando Regional Medical Center, Orlando, Florida, USA. Electronic address:
Background: Tachycardia-induced cardiomyopathy (TICM) is typically reversible with rhythm control, but individual susceptibility remains poorly understood and may reflect genetic predisposition.
Case Summary: A 66-year-old woman with paroxysmal atrial fibrillation (AF) presented with new-onset heart failure. Genetic testing identified a likely pathogenic heterozygous ABCC9 gene variant (c.