Atif Sher Muhammad, Ali Ammar, Bella Khan, Danish Qayyum, Usman Hanif Bhatti, Maroof Hassan, Arti Ashok, Tahir Saghir, Farheen Ali, Nawal Salahuddin.
Clinical Memory of COVID-19 Pandemic: a Comparative Analysis of Clinical and Angiographic Characteristics of patients with Acute Coronary Syndrome.
Pak Heart J Jan ;56(1):101-9.

Objectives: To describe the clinical characteristics and angiographic features of COVID-19 patients presenting with acute coronary syndrome (ACS) and to compare with non-COVID-19 ACS patients presenting simultaneously. Methodology: In a case control design, data were extracted from a prospectively collected COVID-19 and NCDR registry. All ACS patients who underwent cardiac catheterization from April 2020 to May 2021 were included. All of the patients were taken to the Cath lab for diagnostic coronary angiography and possible percutaneous intervention. Demographic and clinical characteristics, angiographic features, and in-hospital outcomes were compared between ACS patients with and without COVID-19. Results: A total of 4027 COVID-19 negative patients, and 80 COVID-19 positive were included. Total of 83% in COVID-19 and 88% in non-COVID-19 group had ST elevation myocardial infarction. Majority of the COVID-19 positive patients had sub-optimal TIMI flow grade (

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