Henry Wei
  • Member for 1 year, 10 months
  • Last seen more than a month ago
Was there ever a vaccine candidate that showed negative side effects many months or years after the patient was injected?
5 votes

Historically, vaccines eg 1955 polio vaccine had side effects due to manufacturing issues allowing live virus to appear in the vaccine in the Cutter company’s vaccine. In 1976, a swine flu vaccine ...

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Is the day-of-week variance in COVID-19 case numbers a well-established phenomenon?
3 votes

Seasonal and cyclical effects have been studied prior to COVID-19, including day-of-week influences on Emergency Department visit volume. For example, in a study of emergency departments in Western ...

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If isotretinoin and oral antibiotics fail, how else can nodular acne be treated with FDA approval?
2 votes

Most FDA approved agents speak to acne vulgaris, in general, on their approved labelled indications. Nodular severe acne may not be a specifically approved indication but would be included under more ...

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How representative are the COVID-19 quarantine deadlines to the public health impact?
1 votes

As of May 2020, many governmental timelines are being developed as the result of COVID-19 forecasting models from public health authorities, although others may be politically or economically ...

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Has there been research to assess an"asymptomatic Novel corona virus 19" how long they are able to infect another person?
2 votes

As of May 2020, evidence suggests that coronavirus infection periods are related to viral load, viral shedding and symptoms of disease (although some asymptomatic people can still spread the infection)...

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Will COVID-19 survivors develop immunity from future infections?
2 votes

As of May 2020, data are very limited on whether infection confers immunity, let alone long term immunity. While COVID-19 related coronavirus is still being studied, a similar SARS coronavirus from ...

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Are there methods available to determine ongoing cell damage in Covid-19 survivors?
1 votes

Although the novel coronavirus has not yet been around long enough to determine long-term effects, the experience from prior SARS coronavirus pandemics may be instructive, including observations of ...

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What diseases can be identified by some defined algorithm?
Accepted answer
3 votes

Some diseases have laboratory result-based definitions. For example, diabetes is defined by some organizations as a fasting blood sugar value over a certain level, or other similar laboratory test ...

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Why is developing a SARS-CoV-2 vaccine expected to take longer than developing the 1957 flu vaccine?
Accepted answer
1 votes

The 1957 influenza pandemic caused 1.1 millions deaths worldwide. According to History.com, the 1957 influenza vaccine was developed as the result of having serum from people over many past years ...

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What are the risk factors currently thought important for disease severity in COVID-19?
3 votes

A pre-publication study at NYU in New York City looked at the risk factors for more severe COVID-19 disease. These risks included older age, especially age over 75, as well as obesity (BMI>40), and ...

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Does COVID-19 cause myocardial infarctions?
2 votes

A case series in Seattle published in JAMA on March 17, 2020 describes a potential cardiomyopathy associated with coronavirus in critically-ill patients. Current thinking includes a potential direct ...

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Are there reliable studies on the viability of the SARS-CoV-2 virus with respect to temperature?
2 votes

Casanova LM et al. 2010, "Effects of air temperature and relative humidity on coronavirus survival on surfaces." This study on other similar viruses -- transmissible gastroenteritis virus and ...

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What is the best protocol and criteria or policy for COVID-19 novel coronavirus testing?
3 votes

University of Washington (UW Medicine) suggests Testing Criteria on their site: https://covid-19.uwmedicine.org/Pages/default.aspx The following patients with COVID-19 symptoms should be tested for ...

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