Author: Jornal Brasileiro De Pneumologia

COVID-19 pneumonia and the reversed halo sign [Originally published in J. bras. pneumol., vol. 46 no. 2]

A 56-year-old male patient with chronic bronchitis reported worsening of his usual dyspnea for one week prior to hospital admission, evolving to fever, productive cough, and non-massive hemoptysis, as well as a progressive need for oxygen supplementation, in the last 24h. Read More →

Presentation of pulmonary infection on CT in COVID-19: initial experience in Brazil [Originally published in J. bras. pneumol., vol. 46 no. 2]

The disease caused by the new coronavirus spread to all continents, and is now classified as a pandemic. Given the magnitude achieved, scientific interest in COVID-19 has also grown in the international literature, including its manifestations on imaging studies, particularly on CT. To date, no case series have been published in Brazil. Therefore, our objective was to describe the CT findings in an initial series of twelve patients. Read More →

COVID-19 pneumonia: what is the role of imaging in diagnosis? [Originally published in J. bras. pneumol., vol. 46 no. 2]

The current global COVID-19 pandemic is related to an acute respiratory disease caused by a new coronavirus (SARS-CoV-2), which is highly contagious and whose evolution is still little known. Considering the current case definition, based on the diagnosis of pneumonia, more than 100,000 cases of COVID-19 infection have been confirmed worldwide, and the associated mortality rate has fluctuated around 2%1. However, recent changes in the diagnostic criteria of the disease have led to an increase in the rate of new cases and, on a daily basis, increasing numbers and challenges have been the subject of intense debate on the topic by the scientific community. Read More →