scholarly journals Myocardial injury in coronary artery bypass grafting: On-pump versus off-pump comparison by measuring high-sensitivity C-reactive protein, cardiac troponin I, heart-type fatty acid–binding protein, creatine kinase-MB, and myoglobin release

2008 ◽  
Vol 135 (5) ◽  
pp. 1110-1119.e10 ◽  
Author(s):  
Ujjwal K. Chowdhury ◽  
Vishwas Malik ◽  
Rakesh Yadav ◽  
Sandeep Seth ◽  
Lakshmy Ramakrishnan ◽  
...  
Circulation ◽  
2020 ◽  
Vol 142 (12) ◽  
pp. 1148-1158
Author(s):  
Brendan M. Everett ◽  
M.V. Moorthy ◽  
Jani T. Tikkanen ◽  
Nancy R. Cook ◽  
Christine M. Albert

Background: The majority of sudden cardiac deaths (SCDs) occur in low-risk populations often as the first manifestation of cardiovascular disease (CVD). Biomarkers are screening tools that may identify subclinical cardiovascular disease and those at elevated risk for SCD. We aimed to determine whether the total to high-density lipoprotein cholesterol ratio, high-sensitivity cardiac troponin I, NT-proBNP (N-terminal pro-B-type natriuretic peptide), or high-sensitivity C-reactive protein individually or in combination could identify individuals at higher SCD risk in large, free-living populations with and without cardiovascular disease. Methods: We performed a nested case-control study within 6 prospective cohort studies using 565 SCD cases matched to 1090 controls (1:2) by age, sex, ethnicity, smoking status, and presence of cardiovascular disease. Results: The median study follow-up time until SCD was 11.3 years. When examined as quartiles or continuous variables in conditional logistic regression models, each of the biomarkers was significantly and independently associated with SCD risk after mutually controlling for cardiac risk factors and other biomarkers. The mutually adjusted odds ratios for the top compared with the bottom quartile were 1.90 (95% CI, 1.30–2.76) for total to high-density lipoprotein cholesterol ratio, 2.59 (95% CI, 1.76–3.83) for high-sensitivity cardiac troponin I, 1.65 (95% CI, 1.12–2.44) for NT-proBNP, and 1.65 (95% CI, 1.13–2.41) for high-sensitivity C-reactive protein. A biomarker score that awarded 1 point when the concentration of any of those 4 biomarkers was in the top quartile (score range, 0–4) was strongly associated with SCD, with an adjusted odds ratio of 1.56 (95% CI, 1.37–1.77) per 1-unit increase in the score. Conclusions: Widely available measures of lipids, subclinical myocardial injury, myocardial strain, and vascular inflammation show significant independent associations with SCD risk in apparently low-risk populations. In combination, these measures may have utility to identify individuals at risk for SCD.


2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Mingxin Gao ◽  
Kangjun Fan ◽  
Wenyuan Yu ◽  
Hongli Liu ◽  
Yongxiang Wei ◽  
...  

Abstract Purpose To investigate the relationship between obstructive sleep apnea (OSA) severity and high-sensitivity C-reactive protein (Hs-CRP), and their respective impact on the clinical outcomes in patients undergoing off-pump cardiac artery bypass grafting (OPCABG). Methods We enrolled consecutive eligible patients listed for elective OPCABG who underwent cardiorespiratory polygraphy before surgery between January 2019 and December 2019 in this prospective observational single-center study. Baseline, intraoperative, and postoperative clinical data were compared between absent-mild and moderate-severe OSA groups. Regression analysis investigated the relationship between Hs-CRP level and severity of OSA, and further assessed the factors influencing postoperative atrial fibrillation, duration of hospitalization, and hospital cost. Results Patients with moderate-severe OSA accounted for 42.3% (52/123) of the cohort. Partial pressure of carbon dioxide (PCO2), Hs-CRP, apnea hypopnea index (AHI), mean apnea time, maximum apnea time, and oxygen desaturation index ODI ≥ 3% were significantly higher in the moderate-severe OSA group than in the absent-mild OSA group. Left ventricle ejection fraction (LVEF), lowest arterial oxygen saturation (SaO2), and mean SaO2 were significantly lower in the moderate-severe OSA group. Moderate-severe OSA was associated with elevated Hs-CRP level (OR = 2.356, 95% CI 1.101–5.041, P = 0.027). Hs-CRP was an independent risk factor for post-CABG atrial fibrillation (POAF) (OR = 1.212, P = 0.01). Hs-CRP level independently correlated with duration of hospitalization (B = 0.456, P = 0.001) and hospital cost (B = 1.111, P = 0.044). Conclusion Hs-CRP level was closely related to OSA severity and have potential utility in predicting POAF, duration of hospitalization, and hospital costs in patients undergoing OPCABG.


2021 ◽  
Author(s):  
Mingxin Gao ◽  
Kangjun Fan ◽  
Wenyuan Yu ◽  
Hongli Liu ◽  
Yongxiang Wei ◽  
...  

Abstract Purpose This study aimed to investigate the relationship between obstructive sleep apnea (OSA) and high-sensitivity C-reactive protein (hs-CRP) to determine their effects on postoperative complications and clinical outcomes during hospitalization in patients undergoing off-pump cardiac artery bypass grafting (OPCABG). Methods This prospective, single-center study enrolled patients who underwent OPCABG. OSA was evaluated using a portable sleep monitor before OPCABG. Spearman correlation was performed to investigate the relationship between hs-CRP and polygraphy test indicators; regression analysis was performed to determine whether hs-CRP is an independent influencing factor for postoperative atrial fibrillation, duration of hospitalization, and hospital cost. Results Partial pressure of carbon dioxide (P = 0.033), high-sensitivity C-reactive protein (hs-CRP) (P = 0.001), apnea hypopnea index (AHI) (P = 0.000), mean apnea time (P = 0.000), maximum apnea time (P = 0.000), and ODI ≥ 3% (P = 0.000) were significantly higher in the moderate–severe OSA group than in the absent–mild OSA group. LVEF (P = 0.034), lowest arterial oxygen saturation (SaO2) (P = 0.000), and mean SaO2 (P = 0.000) were significantly lower in the moderate–severe OSA group. Hs-CRP levels correlated with AHI (rs = 0.235, P = 0.009), ODI ≥ 3% (rs = 0.228, P = 0.011), lowest SaO2 (rs = 0.186, P = 0.040), and mean SaO2 (rs = 0.331, P = 0.000). AHI independently correlated with hs-CRP levels (P = 0.01); hs-CRP was an independent risk factor for post-CABG atrial fibrillation (POAF) (OR = 1.17, P = 0.006); and hs-CRP level independently correlated with duration of hospitalization (P = 0.002) and hospital cost (P = 0.040). Conclusion Hs-CRP levels are closely related to the degree of OSA and have potential utility in predicting POAF, duration of hospitalization, and hospital costs in patients undergoing OPCABG.


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