QTc evaluation in COVID-19 patients treated with chloroquine/hydroxychloroquine.

: In late December 2019, a cluster of pneumonia cases caused by a novel coronavirus occurred in Wuhan, China and has spread rapidly initially throughout Europe and later USA (1). The pathogen was originally called 2019 novel coronavirus (2019-nCoV) and later named severe acute respiratory syndrome coronavirus 2 (SARS-nCoV-2) by the World Health Organization (WHO).