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For months, health officials have exhorted as many people as possible to be tested for COVID-19, especially if they believe they were potentially exposed to a person with the virus. In fact, the best advisers, includingAnthony Fauci, MD, stated contact tracing andTest close contacts of positive cases is one of the most important ways to stop this pandemic to hang out. CornA sudden change For disease control centers and COVID guidelines for disease prevention (CDC) now move the agency's tone for coronavirus testing.The New York Timesstresses that theCDC quietly criticized its test guidelines to say that without symptoms shouldnot Tested - a move that doctors call "dangerous" given how asymptomatic patients are still likely to broadcast the virus.

The change, which was done on August 24, explains that even those who have been exposed to the coronavirusshould not search for tests if they do not feel sick. The test guidelines are now read: "If you have been in close contact (within 6 feet) of a person with a COVID-19 infection for at least 15 minutes, but I have no symptoms that you n Do not necessarily need a test unless you are vulnerable to individual suppliers or your health care provider or public or local health managers recommend that you take one. "

Previously, theCDC test guidelines Read several "populations for SARS-COV-2 tests with viral tests (i.e., nucleic acid or antigen tests)," including "asymptomatic people with exposure Known or recent suspected at SARS-COV-2 to control transmission "and" asymptomatic individuals without a known or suspected exposure to SARS-COV-2 for early identification in special parameters ".

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The experts responded by saying that this change flies in the face of previous precautionary tests to identify pre-symptomatic or asymptomatic patients, which could thenauto-isolate before unconsciously spinning the virus to others.

"It's potentially dangerous"Kruka Kuppalli, MD, a doctor of infectious diseases in Palo Alto, California, saidThe temperature, highlighting the potential ofPossible carriers missing from the virus Before you have the chance to infect others. "I feel like that's going to aggravate things."

Change comes only a few weeks after the national health institutes announced recipients of a grant program to helpDevelop and increase a fast test program In the United States, the specific objective of detecting asymptomatic carriers. At the time, the Agency stated that "precise, fast, easy-to-use and widely accessible tests are needed before the nation can not return to normal life safely."

Many health professionals find the CCC change schedule to be troubling. "Wow, it's a comeback,"Susan Butler-Wu, MD, a clinical microbiologist at the KECK School of Medicine from the University of Southern California, saidThe temperature. "We are in the middle of a pandemic, and it is a very big change. It seems back to ignore simply ignore pre-symptomatic patients."

Despite the change, the CDC guidelines still emphasize that "it is important to realize that you can be infected and spread the virus, but I feel good and has no symptoms." The Agency also recommends health workers, first responders, "critical infrastructure workers", nursing home workers and nursing patients should always continue to search for even if they do not do not feel sick. And if you think you have Covid, check the most common signs here:These are the 51 most common covid symptoms you might have.