Myoglobin was studied in 40 patients before, during, and after cardiac operations and was compared to the MB isoenzyme of creatine kinase to identify its possible role as a marker of perioperative myocardial damage. Myoglobin reached peak values during cardiac arrest in all patients and was significantly higher immediately after administration of the anesthetics, during cardiac arrest, and until the sixth postoperative hour in eight patients with a perioperative myocardial infarction. By contrast, the MB isoenzyme of creatine kinase reached peak values at the fourth postoperative hour and was significantly higher in patients with perioperative myocardial infarction from the fourth to the tenth postoperative hours. We conclude that myoglobin is a valuable marker of perioperative myocardial damage and is an earlier and more specific marker of perioperative myocardial infarction than creatine kinase MB.
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Eur Spine J
January 2025
Department of Orthopedic, MacKay Memorial Hospital, No. 92, Sec. 2, Zhongshan N. Rd, Taipei, Taiwan.
Purpose: Spine surgery, particularly deformity correction, is associated with a high risk of peri-operative or post-operative complications, and these complications can lead to catastrophic consequences. This case report will present the etiology and treatment process of the peri-operative cardiac arrest during scoliosis correction surgery.
Method: In this report, we present a case of cardiac arrest during posterior correction surgery in a 17-year-old female patient with adolescent idiopathic scoliosis.
Eur Radiol
January 2025
Department of Radiology, Azienda Ospedaliero Universitaria (A.O.U.), di Cagliari-Polo di Monserrato s.s. 554 Monserrato (Cagliari), Cagliari, 09045, Italy.
Objective: The purpose of this study was to explore microvascular function impairment using first-pass cardiovascular magnetic resonance (CMR) in patients with Takotsubo syndrome (TS). Moreover, we explored myocardial microcirculation in patients with TS and related this to demographic data, cardiovascular risk factors, clinical parameters, cardiac biomarkers, and cardiac function.
Methods: This retrospective study performed CMR first-pass perfusion scans in 42 consecutive patients with TS (37 females, 70.
Catheter Cardiovasc Interv
January 2025
Hackensack University Medical Center, Hackensack, New Jersey, USA.
Background: Patients with prior history of chest or mediastinal radiation are deemed high risk for surgical AVR. Transcatheter aortic valve replacement (TAVR) has emerged as a promising alternative for these patients, however, this patient population was underrepresented in prior TAVR trials.
Aims: To compare the outcomes of TAVR in patients with versus without a history of prior chest or mediastinal radiation.
Eur Heart J Imaging Methods Pract
January 2025
Perioperative Cardiology and Cardiovascular Imaging Department, Centro Cardiologico Monzino IRCCS, Via C. Parea 4, Milan 20138, Italy.
Stress computed tomography perfusion (CTP) delivers a comprehensive evaluation of both the anatomical and functional aspects in a single examination. It stands out as the only non-invasive technique capable of quantifying coronary stenosis and assessing its functional impact, offering a consolidated diagnostic and management approach for patients with confirmed or suspected coronary artery disease (CAD). This very practical review ('How to.
View Article and Find Full Text PDFCureus
December 2024
Cardiovascular Medicine, Hayatabad Medical Complex Peshawar, Peshawar, PAK.
Background Coronary artery bypass grafting (CABG) improves outcomes in patients with ischemic left ventricular (LV) dysfunction, but accurate patient selection remains critical. Late gadolinium enhancement (LGE) on cardiac magnetic resonance (CMR) imaging aids in assessing myocardial viability, a key predictor of surgical outcomes. This study aimed to evaluate the impact of myocardial viability on postoperative outcomes in patients undergoing CABG.
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