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Updated: Dec 14, 2025

Interventional Diagnostic Procedure: A Practical Guide for the Assessment of Coronary Vascular Function
Published on: March 15, 2022
Clinical and procedural characteristics of COVID-19 patients treated with percutaneous coronary interventions
Zbigniew Siudak1, Marek Grygier2, Wojciech Wojakowski3
1Collegium Medicum, Jan Kochanowski University in Kielce, Kielce, Poland.
Insights
The COVID-19 pandemic reduced percutaneous coronary interventions in Poland, shifting procedures towards acute cases. Patients with COVID-19 undergoing these interventions had similar outcomes to those without the virus.
Area of Science:
- Cardiology
- Public Health
- Infectious Diseases
Background:
- The COVID-19 pandemic has strained global healthcare systems, impacting resources for non-COVID-19 patients.
- This study investigates the effects of the SARS-CoV-2 pandemic and national lockdown on percutaneous coronary treatments in Poland.
Purpose of the Study:
- To assess the impact of the SARS-CoV-2 pandemic on percutaneous coronary interventions (PCI) in Poland.
- To compare PCI procedures during the initial lockdown period (March 13-May 13, 2020) with the same period in 2019.
Main Methods:
- Data from a national PCI database (ORPKI Registry) were analyzed for March 13-May 13, 2020.
- Procedures were compared to the analogous period in 2019.
- Cardiac catheterization center closures and physician infections due to SARS-CoV-2 were recorded.
Main Results:
- 15.2% of cardiac catheterization centers closed; 1.7% of interventional cardiologists were infected with SARS-CoV-2.
- A total of 13,750 interventional cardiology procedures were performed.
- There was a significant shift towards acute coronary syndrome procedures (66%) compared to 2019 (50%), alongside an overall reduction in procedures. 362 patients (2.6%) with confirmed/suspected COVID-19 were treated, including 145 with STEMI (6% of all STEMIs).
Conclusions:
- The SARS-CoV-2 pandemic led to a reduction in both acute and elective interventional procedures, with a notable increase in the proportion of acute cases.
- COVID-19 patients treated with PCI exhibited similar procedural characteristics, baseline profiles, and outcomes compared to non-COVID-19 patients.
Background:
COVID-19 pandemic has affected healthcare systems worldwide. Resources are being shifted and potentially jeopardize safety of non-COVID-19 patients with comorbidities. Our aim was to investigate the impact of national lockdown and SARS-CoV-2 pandemic on percutaneous treatment of coronary artery disease in Poland.
Methods:
Data on patients who underwent percutaneous coronary procedures (angiography and/or percutaneous coronary intervention [PCI]) were extracted for March 13-May 13, 2020 from a national PCI database (ORPKI Registry) during the first month of national lockdown and compared with analogous time period in 2019.
Results:
Of 163 cardiac catheterization centers in Poland, 15 (9.2%) were indefinitely or temporarily closed down due to SARS-CoV-2 pandemic. There were nine physicians (9 of 544; 1.7%) who were infected with SARS-CoV-2. There were 13,750 interventional cardiology procedures performed in Poland in the analyzed time period. In 66% of cases an acute coronary syndrome was diagnosed, and in the remaining 34% it was an elective procedure for the chronic coronary syndrome in comparison to 50% in 2019 (p < .001). There were 362 patients (2.6% of all) with COVID-19 confirmed/suspected who were treated in interventional cardiology centers and 145 with ST-Elevation Myocardial Infarction (STEMI) diagnosis (6% of all STEMIs).
Conclusions:
Due to SARS-CoV-2 pandemic there was an absolute reduction in the number of interventional procedures both acute and elective in comparison to 2019 and a significant shift into acute procedures. COVID-19 confirmed/suspected patients do not differ in terms of procedural and baseline characteristics and reveal similar outcomes when treated with percutaneous coronary interventions.
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