Normal Chest X-ray Doesn't Rule Out COVID-19. Ricki Lewis, PhD. April 18, 2020. Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center.

The datasets comprised three categories of chest X-ray images: normal, coronavirus-positive, and viral pneumonia. To train the Custom-CNN model, 80% of the total images were used, while 20% were ...

Of the 429 chest X-rays that were classified as normal, 120, or 28%, were also classified by the AI tool as normal. These X-rays, or 7.8 % of all the X-rays, could be potentially safely automated ...

Generally, a pulmonary nodule must grow to at least 1 cm in diameter before it can be seen on a chest X-ray. An SPN is surrounded by normal lung tissue and is not associated with any other ...

Of the 429 chest X-rays that were classified as normal, 120, or 28%, were also classified by the AI tool as normal. These X-rays, or 7.8 % of all the X-rays, could be potentially safely automated ...