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Background: Cardiac perforation caused by pacemaker lead dislodgement is a rare but potentially fatal complication. Although early dislodgement is a common cause in such cases, external mechanical forces can also cause delayed perforation.
Case Summary: An 83-year-old man with a pacemaker presented with dyspnea and syncope. Chest radiography showed right ventricular lead migration with perforation, and echocardiography confirmed hemopericardium. Lead dislodgement was suspected to be caused by prior chiropractic therapy for shoulder rehabilitation. The dislodged lead was extracted, and a new lead was repositioned in the interventricular septum for left bundle branch pacing.
Discussion: This case highlights the risk of delayed cardiac perforation attributable to mechanical stress caused by rehabilitation and underscores the need for patient education and cautious placement strategies to minimize complications.
Take-home Messages: Patients with pacemakers should be counseled regarding the risks of physical activity. Multimodal imaging aids in early detection of lead-related complications.
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http://dx.doi.org/10.1016/j.jaccas.2025.104192 | DOI Listing |
Front Surg
August 2025
Department of Imaging, Taixing People's Hospital Affiliated to Yangzhou University, Taixing, Jiangsu, China.
Objective: To analyze the clinical characteristics, etiological distribution, and treatment outcomes of Hepatic Portal Venous Gas (HPVG) in a cohort of elderly patients with multiple comorbidities, and to evaluate the impact of early surgical intervention on survival rates.
Methods: A retrospective study was conducted on 25 patients with HPVG admitted to Taixing People's Hospital of Yangzhou University from January 2010 to June 2024. The study included demographic characteristics, symptoms, comorbidities, etiology, laboratory and abdominal CT results, treatment, and outcomes.
Science
September 2025
Center for Systems Biology, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA.
Ventricular tachycardia disrupts the heart's coordinated pump function, leading to sudden cardiac death. Neutrophils, which are recruited in high numbers to the ischemic myocardium, promote these arrhythmias. Comparing neutrophils with macrophages, we found that resistin-like molecule γ ( or RELMγ) was the most differentially expressed gene in mouse infarcts.
View Article and Find Full Text PDFMedicine (Baltimore)
August 2025
Kasralainy Faculty of Medicine, Cairo University, Cairo, Egypt.
Rationale: This case report highlights the complex clinical course and successful multidisciplinary management of a pediatric patient with multisystem inflammatory syndrome in children (MIS-C), who posed clinical dilemma at presentation. It underscores the ongoing clinical relevance of MIS-C as a post-Coronavirus disease 2019 sequelae and emphasizes the importance of maintaining a high index of suspicion for MIS-C in pediatric differential diagnoses, especially when symptoms overlap with other common conditions.
Patient Concerns: An 11-year-old previously healthy Saudi girl presented with gastrointestinal symptoms initially suggestive of acute appendicitis.
Cureus
July 2025
Nursing and Midwifery Research, Hamad Medical Corporation, Doha, QAT.
Tracheal erosion is a rare but life-threatening complication of prolonged endotracheal intubation, especially in medically complex patients. We report a case of a 70-year-old male with multiple comorbidities, including bilateral cerebellar stroke, multi-infarct dementia, and heart failure with reduced ejection fraction, who developed tracheal erosion secondary to prolonged endotracheal intubation of 265 days. Computed tomography revealed that the endotracheal tube had pierced the anterior wall of the trachea.
View Article and Find Full Text PDFCatheter Cardiovasc Interv
September 2025
University of Texas, Houston, Texas, USA.
Background: Hydrodynamic contrast recanalization (HDR) is a novel technique to facilitate wire crossing during chronic total occlusion (CTO) percutaneous coronary interventions (PCI). The mechanisms underlying HDR have not been fully described.
Aims: To investigate the impact of HDR on plaque morphology and wire tracking during CTO PCI using intravascular ultrasound (IVUS) imaging.