Características da COVID-19 na tomografia computadorizada de tóráx

Abstract

This integrative literature review shows that a computed tomography scan of the chest has identified itself as a great tool in medicine in the scenario of combating the new coronavirus, mainly because of its sensitivity in identifying a set of characteristics, which together give doctors excellent indications for dealing with the disease. monitoring the clinical status of these patients. In addition, a chest tomography is a potential method to assist in obtaining a diagnosis for Covid 19, as its radiological manifestation follows a notable pattern for several studies carried out since the beginning of the epidemiological outbreak, so the doctors connected adopting this examination as a protocol to assist in the screening of the disease. In this context, the opacity of this frosted glass can be defined as the main mark that the new coronavirus causes to the lung tissue, since all studies classify this radiological sign as the most frequent in the groups studied, especially in stage 2 of the disease. In addition to this specific opacity, other findings are common, such as consolidations, mosaic paving, inverted halo sign and air bronchogram. These tomographic aspects may appear or be combined with each other. In addition, their appearances are closely related to the time of onset of symptoms and their worsening is associated with factors that contribute to the spread of viral infection in the lung.