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Published on: May 28, 2019
Plasma Chemerin Levels Are Increased in ST Elevation Myocardial Infarction Patients with High Thrombus Burden
Ahmet Hakan Ateş1, Uğur Arslan1, Aytekin Aksakal1
1Department of Cardiology, Samsun Training and Research Hospital, University of Health Sciences, Samsun, Turkey.
Insights
Plasma chemerin levels are elevated in ST-elevation myocardial infarction (STEMI) patients, particularly those with significant thrombus burden and inflammation. Higher chemerin indicates greater disease severity in STEMI.
Area of Science:
- Cardiology
- Biochemistry
- Inflammation research
Background:
- ST-elevation myocardial infarction (STEMI) is a critical cardiovascular event.
- Chemerin is an emerging inflammatory biomarker.
- Understanding biomarkers associated with STEMI severity is crucial for patient outcomes.
Purpose of the Study:
- To investigate plasma chemerin levels in STEMI patients.
- To explore the relationship between chemerin levels and angiographic characteristics in STEMI.
- To assess chemerin as a potential indicator of thrombus burden and inflammation.
Main Methods:
- A case-control study comparing 97 STEMI patients undergoing primary percutaneous coronary intervention (PCI) with 30 stable angina patients.
- Measurement of plasma chemerin and C-reactive protein (CRP) on admission.
- Assessment of angiographic characteristics including thrombus burden (Thrombolysis In Myocardial Infarction [TIMI] thrombus score) and Gensini score.
Main Results:
- STEMI patients exhibited significantly higher plasma chemerin and CRP levels compared to controls.
- Chemerin levels were substantially higher in STEMI patients with high thrombus burden (p < 0.001).
- Multivariate analysis confirmed higher chemerin levels associated with increased thrombus grade (OR: 1.009, p < 0.001) and correlated with CRP and peak creatine kinase-MB (CK-MB).
Conclusions:
- Plasma chemerin levels are elevated in STEMI patients.
- Higher chemerin levels are associated with greater thrombus burden and inflammation in STEMI.
- Chemerin may serve as a valuable biomarker for assessing severity in STEMI.
Objective:
To investigate plasma chemerin levels in ST elevation myocardial infarction (STEMI) patients and find out possible relationships between plasma chemerin levels and angiographic characteristics.
Patients And Methods:
Ninety-seven consecutive patients who presented with STEMI and underwent primary percutaneous coronary intervention (PCI) with coronary stents were enrolled, and 30 age- and sex-matched patients with stable angina pectoris who underwent coronary angiography formed the control group. Angiographic characteristics of the patients including thrombolysis in myocardial infarction (TIMI) thrombus and Gensini scores were noted. Blood samples were taken to detect several biochemical markers including plasma chemerin levels at the admission to hospital.
Results:
Serum chemerin and C-reactive protein (CRP) levels were significantly increased in patients with STEMI. Among STEMI patients, serum chemerin levels were significantly higher in patients with high thrombus burden (581.5 ± 173.7 versus 451.3 ± 101.2 mg/dL, p < 0.001). CRP levels and peak creatine kinase-MB (CK-MB) levels were higher, and left ventricular ejection fraction and post-PCI TIMI flow were lower in patients with high thrombus burden. After multivariate analysis, serum chemerin levels were also higher in patients with high thrombus grade (odds ratio: 1.009 (1.005-1.014), p < 0.001). Besides, serum chemerin levels were also found to be significantly correlated with CRP (r=0.47, p < 0.001) and peak CK-MB (r=0.376, p < 0.001) levels.
Conclusions:
Results from our study have demonstrated for the first time that chemerin levels were higher in STEMI patients with greater thrombus burden and higher level of inflammation.
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