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The Association Between Hematologic Indices with TIMI Flow in STEMI Patients who Undergo Primary Percutaneous
Saeed Alipour Parsa1, Saeed Nourian1, Morteza Safi1
1Cardiovascular Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Insights
Hematological indices like hemoglobin and MPV levels before Primary Percutaneous Coronary Intervention (PPCI) can predict ST-Elevation Myocardial Infarction (STEMI) outcomes. These accessible markers may help identify high-risk patients undergoing PPCI.
Area of Science:
- Cardiology
- Hematology
- Interventional Cardiology
Background:
- Primary Percutaneous Coronary Intervention (PPCI) is the gold standard treatment for ST-Elevation Myocardial Infarction (STEMI).
- Predicting post-procedural outcomes is crucial for managing STEMI patients.
Purpose of the Study:
- To investigate the association between pre-PPCI hematological indices and TIMI flow grade post-PPCI.
- To assess hemoglobin, platelet count, White Blood Cells (WBCs), and Mean Platelet Volume (MPV) as potential predictors.
Main Methods:
- Retrospective cross-sectional study of STEMI patients undergoing PPCI.
- Patients categorized by post-procedural TIMI flow grades.
- Statistical analysis (chi-square, t-tests) to evaluate associations between hematological indices and TIMI flow.
Main Results:
- Elevated hemoglobin and decreased MPV levels were significantly associated with advanced TIMI flow grades.
- Platelet count showed complex associations: higher counts with TIMI grade 1, and low/moderate counts with TIMI grades 2 and 3.
Conclusions:
- Pre-PPCI hemoglobin, MPV, and platelet counts are accessible indicators of STEMI outcomes.
- These hematological markers may aid in identifying high-risk STEMI patients requiring PPCI.
Background:
The Primary Percutaneous Coronary Intervention (PPCI) is the preferred therapeutic strategy for patients who experienced ST-Elevation Myocardial Infarction (STEMI).
Objective:
We aimed to evaluate the association of hematological indices, including hemoglobin level, platelets, White Blood Cells (WBCs) count, and MPV before PPCI with the TIMI grade flow after PPCI.
Methods:
STEMI patients who experienced PPCI were included in the present retrospective crosssectional study. Then participants were divided into three groups based on their post-procedural TIMI flow grades. Demographic data and hematologic indices of patients before PPCI were collected and their association with the TIMI grade flow after PPCI was evaluated. To compare the quantitative and qualitative variables, chi-square and t-tests were performed, respectively.
Results:
We found that elevated levels of hemoglobin and decreased levels of MPV had a significant association with an advanced grade of TIMI flow. Interestingly, in the normal range, there was a significant association between higher platelet count and TIMI-flow grade 1. Besides, TIMI flow grades 2 and 3 had a significant association with low and moderate platelets count, respectively.
Conclusion:
In conclusion, evaluating MPV, platelets, and hemoglobin levels before PPCI as easy and accessible parameters may be able to identify high-risk STEMI patients undergoing PPCI.
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