Point of Care Tests: Changing Paradigms in the Diagnosis of SARS-CoV-2

Abstract

Background: Point of care tests provide rapid information about the patient's condition, with a turnaround time of 15 min. During the COVID-19 pandemic, many such point of care tests were developed, to aid in the rapid diagnosis of SARS-Cov-2 infection. Aim: To describe and synthesize the available literature on point of care tests for diagnosis of SARS-CoV-2. Methodology: This narrative review was done through online literature search, using Google Scholar and PubMed. Result: There were 51 point of care tests for diagnosis of SARS-CoV-2 which were validated using different samples, such as such as nasopharyngeal swabs(42), oropharyngeal and naso-pharyngealswabs(2), oropharyngeal swab in VTM(1) nasal swabs(5) and throat swab(1). Conclusion: There was global developement of point of care tests on a war footing. The Indian states of Delhi, Maharashtra, Gujarat, Uttar Pradesh, Tamil Nadu, Karnataka, Haryana, Rajasthan, Kerala, Himachal Pradesh, Goa and Uttarakhand, were in the forefront of these developments, as also the USA, Belgium, Taiwan, Korea and South Korea.