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With new Covid variants turning up frequently, do monoclonal antibodies, which are very specific, still have a role in treatment? Infectious disease expert Stuart Ray at Johns Hopkins says new ones are continuously being developed. Ray: Monoclonal antibody treatments are …

What is the role of monoclonal antibodies in treating Covid infection today, with so many Omicron variants circulating? Elizabeth Tracey reports Read more »

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Can you trust Covid-19 tests you take at home, whether they are positive or negative? Infectious disease expert Stuart Ray at Johns Hopkins says it’s important to remember that all tests have limitations. Ray: The humbling thing about our diagnostics …

What are the limitations of Covid-19 tests? Elizabeth Tracey reports Read more »

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Paxlovid is an oral medication given to people at high risk for complications from Covid-19 infection, but now that it’s in more widespread use some are reporting a return of symptoms after they’ve finished their course of the medication. Stuart …

What explains why some people on the Covid drug Paxlovid seem to see their infection return? Elizabeth Tracey reports Read more »

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Operating rooms are often very cold places, but keeping the patient warm actually helps reduce blood loss during surgery, and so does reducing blood pressure. That’s according to Steven Frank, a blood transfusion expert at Johns Hopkins. Frank: If we …

There are many ways to reduce bleeding during surgery, Elizabeth Tracey reports Read more »

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If you’re scheduled for surgery, you can take steps to reduce your possible need for a blood transfusion in this time of critically short supplies of blood. Steven Frank, a blood transfusion expert at Johns Hopkins, says that might start …

How can you reduce your need for blood transfusion during surgery? Elizabeth Tracey reports Read more »

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When you think of blood loss accidents and operating rooms may come to mind right away, but another place where people can experience significant blood loss is while they’re hospitalized. Blood may be taken often to manage someone’s care, and …

Besides the OR, people can lose a lot of blood in the intensive care unit, Elizabeth Tracey reports Read more »

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Blood is in more limited supply right now than it was before the pandemic, with the Red Cross citing blood donation event cancelations as key. Steven Frank, a blood transfusion expert at Johns Hopkins, says there are several strategies to …

How are blood shortages being dealt with in the operating room? Elizabeth Tracey reports Read more »