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Comparative Effects of Rosuvastatin and Atorvastatin Loading Doses on Immediate Post-percutaneous Coronary
Ahmed Jamal Chaudhary1,2, Sana Iqbal3, Nisar Ahmad Khan4
1Medicine / Transitional Medicine, Detroit Medical Center (DMC) Sinai-Grace Hospital, Detroit, USA.
Insights
Loading doses of rosuvastatin and atorvastatin showed similar rapid post-perfusion Thrombolysis in Myocardial Infarction (TIMI) flow in primary Percutaneous Coronary Intervention (PCI) patients. This suggests interchangeability for optimizing myocardial reperfusion in acute ST-segment elevation myocardial infarction (STEMI).
Area of Science:
- Cardiology
- Pharmacology
- Interventional Cardiology
Background:
- Optimal myocardial reperfusion is critical in acute ST-segment elevation myocardial infarction (STEMI) management.
- Primary Percutaneous Coronary Intervention (PCI) is the standard treatment for STEMI.
- The role of statin loading doses in immediate post-PCI reperfusion requires further investigation.
Purpose of the Study:
- To compare the effects of rosuvastatin versus atorvastatin loading doses on immediate post-perfusion Thrombolysis in Myocardial Infarction (TIMI) flow.
- To evaluate the impact of these statins on procedural success and hospital stay in primary PCI patients.
Main Methods:
- A prospective, comparative study conducted in Pakistan over one year (January-December 2023).
- Adult patients undergoing primary PCI were included, with data from interviews and electronic medical records.
- Interventional cardiologists, blinded to statin allocation, analyzed immediate post-perfusion TIMI flow.
Main Results:
- Both rosuvastatin and atorvastatin groups demonstrated high procedural success rates (92.00% vs. 89.50%, p=0.284).
- No significant differences were observed in immediate post-perfusion TIMI flow grades (normal flow p=0.532, no-reflow p=0.421).
- Mean hospital stays were comparable between groups (3.5 days for rosuvastatin vs. 3.8 days for atorvastatin, p=0.321).
Conclusions:
- Rosuvastatin and atorvastatin loading doses yield comparable rapid post-perfusion TIMI flows in primary PCI patients.
- These statins appear interchangeable for maximizing myocardial reperfusion in acute STEMI.
- The findings support the use of either statin to improve outcomes in STEMI patients undergoing primary PCI.
Background:
Primary percutaneous coronary intervention (PCI) is crucial in managing acute ST-segment elevation myocardial infarction (STEMI), emphasizing the importance of optimal myocardial reperfusion.
Objective:
The goal of this research was to determine how loading doses of rosuvastatin and atorvastatin affected the flow rate of thrombolysis in myocardial infarction (TIMI) immediately post-perfusion thrombolysis in patients undergoing primary PCI.
Methodology:
This prospective, comparative study was carried out over a one-year period (January 2023 to December 2023) in Pakistan. Data was gathered from patient interviews and electronic medical records for adult patients receiving primary PCI. Interventional cardiologists who were blinded to the evaluation of the immediate post-perfusion TIMI flow conducted statistical analysis to compare the results between the two statin groups.
Results:
Both groups had good procedural success rates: 184 patients (92.00%) in the group using rosuvastatin and 179 patients (89.50%) in the group on atorvastatin (p = 0.284). A comparable use of auxiliary equipment was seen, with 103 patients (51.50%) and 97 patients (48.50%) in the atorvastatin group and 108 patients (54.00%) and 92 patients (46.00%) in the rosuvastatin group, respectively (p = 0.53). There were no notable variations in the immediate post-perfusion TIMI flow grades either, with p-values of 0.532 for normal flow and 0.421 for no-reflow. The two groups' mean lengths of hospital stays were comparable, measuring 3.5 days (± 1.2) for the rosuvastatin group and 3.8 days (± 1.3) for the atorvastatin group (p = 0.321).
Conclusion:
Rosuvastatin and atorvastatin had comparable rapid post-perfusion TIMI flows in the initial PCI participants, indicating that they may be used interchangeably to maximize myocardial reperfusion in acute STEMI.
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