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Dr. Barry Dworkin

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  • Now five days later, after testing positive for COVID, you still test positive. What criteria are public health units using to recommend ending self-isolation to return to work?

    April 27, 2022

    Medical Mythbusting Commentary for April 27, 2022 People who have symptoms OR test positive for COVID-19 on a PCR test or Rapid Antigen Test (RAT)

  • @billcarrolltalk showed that there is something to be said for combined nasal/throat swab samples to reduce the risk of COVID rapid antigen test false positives. He was positive with the combo, negative with only the nasal swab in back-to-back tests.

    April 22, 2022

    Medical Mythbusting Commentary for April , 2022

  • Statement that we need a stronger COVID detection system is akin to a scene in Amadeus where Mozart, after presenting music bordering on perfection is told by the Emperor that there were “simply too many notes”, “Just cut a few and it will be perfect”.

    April 21, 2022

    Medical Mythbusting Commentary for April 21, 2022 Source:Canada needs a stronger COVID-19 detection system, experts say Reference:Too Many Notes, My Dear Mozart

  • Why will fully-vaccinated travellers need to take a rapid test 24 hrs prior to returning to Canada when today, community spread is responsible for the majority of COVID-19 infections? What is the evidence for this policy? (no sarcasm, real questions).

    February 16, 2022

    Medical Mythbusting Commentary for February 16, 2022 Source:Fully vaccinated travellers will need to take a rapid test before returning to Canada

  • Nova Scotia Health study finds that a combination of throat and nasal swabs increases COVID rapid antigen test accuracy.

    January 24, 2022

    Medical Mythbusting Commentary for January 24, 2022 Source:Latest research says combination of throat and nose swabs provides better COVID-19 rapid test results: Nova Scotia Health

  • How to lose the room; publish headlines informing the public that they cannot get a PCR test and then tell them not to rely on rapid antigen tests during the holidays. It is a tool to be used with masks, avoiding large crowds, and proper ventilation.

    December 22, 2021

    Medical Mythbusting Commentary for December 22, 2021 Source:‘It doesn’t work that way’: Expert cautions reliance on rapid tests during holidaysBelgian Researchers Warn Against Holiday Reliance on COVID Antigen Tests

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