Category: <span>Diagnosis</span>

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New study shows COVID-19 causes severe blood vessel damage

New research published in the New England Journal of Medicine shows that the respiratory virus SARS-CoV-2, which causes COVID-19, causes severe damage to blood vessels, leading to widespread thrombosis, a press release by the Angiogenesis Foundation reports. The study was conducted by an international team of medical scientists who compared the lungs of patients who...

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The more RNA virus load, the more organ damage

Among the greatest unknowns of COVID-19 is why the disease is so lethal for some people and so mild for others. Although various hypotheses have been proposed to explain this fact, a team from the Department of Clinical Microbiology at Nanchang University in China has shown that there is a clear relationship between damage to...

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WHO does not endorse an immunity passport

The scientific evidence gathered so far does not provide certainty that a person who has contracted the coronavirus, has recovered, and has generated antibodies is protected against a second infection, leaving behind the idea of an immunity passport, according to the World Health Organization (WHO). This is WHO’s reaction to claims by some governments that...

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Nose cells identified as likely COVID-19 entry points

Researchers from the Wellcome Trust Sanger Institute (United States) have identified two specific types of cells in the nose as points of probable initial infection for the COVID-19 coronavirus. In their work, published in the journal Nature Medicine, they have found that goblet and cylindrical cells in the nose have high levels of the input...

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COVID-19 asymptomatic infection estimation

Mounting evidence suggests that there is an undetected pool of COVID-19 asymptomatic but infectious cases. Estimating the number of asymptomatic infections has been crucial to understand the virus and contain its spread, which is, however, hard to be accurately counted. A new study proposes an approach of Machine Learning based fine-grained Simulator (MLSim), which integrates...

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Damage from COVID-19 beyond the lungs

The disease caused by the SARS-CoV-2 coronavirus (COVID-19) continues to be surrounded by many unknowns. For now, everything points to the lungs being the main organs in which the ravages of this infection are shown. But beyond these, its reach could extend to different organs, including the heart and blood vessels, the liver, kidneys, intestine,...

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Those infected in China could be up to four times more

According to a new study by researchers at the University of Hong Kong, the number of infected in mid-February in the Asian giant could have been up to four times higher than the official if a more extensive accounting method had been applied. On February 20, Chinese authorities reported 55,000 positive cases of COVID-19 across...

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Italian researchers isolate COVID-19 virus in tears

Human-to-human transmission occurs mainly through respiratory droplets, but other routes are under investigation, because SARS-CoV-2 has been detected in several body fluids. With regard to COVID-19, unprotected ocular exposure was thought to be responsible for infections that occurred in the Wuhan Fever Clinic in January 2020; in addition, SARS-CoV-2 RNA was detected in conjunctival secretions...

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Commercially available COVID-19 diagnostic tests

In the page Coronavirus Test Tracker, 360Dx is updating a list with assays to detect the SARS-CoV-2 coronavirus on a regular basis in order to provide readers with up-to-date and accurate information on the regulatory status of these tests in the US, European, and Asian markets. The tracker includes only those tests that are available...