Questions tagged [infectious-diseases]

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27 views

What happened to Solidarity?

Solidarity is a large clinical trial of treatment candidates for COVID–19, organised by the World Health Organisation (WHO). The relevant page on the WHO website—last updated on July 6, 2020—says: The ...
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1answer
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Why are antibodies not used as treatments for infectious diseases?

It seems like human monoclonal antibodies would be the ideal treatment for any serious infectious disease. Unlike vaccines, they don't depend on having the immune system recognize the right epitope, ...
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Is a nightly curfew an effective intervention strategy for limiting the spread of an infectious disease?

The governing bodies of several geographic areas hit by disease outbreaks will sometimes impose a nightly curfew on their citizens, restricting or limiting the ability of their citizens from going ...
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1answer
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Disinfecting laundry — that of a likely COVID patient, or of any other possibly-infectious individual

Clothing can probably spread fungal infections (e.g. athlete's foot) from person to person. There's not a lot of evidence that clothing can spread bacterial infections. But Bloomfield et al. quote ...
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What's the probability of catching COVID-19 more than once?

In this YouTube video Can you catch coronavirus more than once? l GMA Digital the doctor says that "we don't really know yet". Assuming that the answer could be yes, what's the probability ...
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A cheap and easy inactivated vaccine for COVID-19

Suppose a person with COVID-19 coughs into a bag. Let the bag sit in the sun for, say, 72 hours -- so as to make the virus inactive. Could a healthy person breathe in the inactivated virus from the ...
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94 views

What is the distance the COVID-19 virus can travel in the air out of doors and remain infectious for someone breathing the same air?

I edited my question after doing some research. I also edited the question to include phrase "out of door". When indoors the risk is increased considerable with stale air or air that has ...
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COVID-19, disinfecting bike-share bikes (or rental bikes), and safely using them

I don't own a working bike, but I do have a bike-sharing system membership. My city's bike-sharing system has many stations. I can borrow a bike and ride it to any other station. There's currently ...
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1answer
95 views

Is there a standard projection (or ensemble of proyections) about whether a second wave of COVID-19 will occur?

Several countries and states are leaving or have partially left the lockdown and, with constraints, are recovering economical activity after getting hit by the covid-19 crisis. WHO has warned that ...
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Does bleach have to be diluted to be more effective to kill virus?

This page Bleach claims Bleach is more effective at killing germs when diluted than when used straight out of the bottle. this other page (Spanish) Alcohol and Bleach are more effective against ...
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1answer
51 views

Is it helpful for the average citizen (non medical professionals) to wear gloves and disinfect them instead of disinfecting the bare hands?

In the last months I have seen lots of articles about wearing masks and gloves to prevent the infecting yourself or others. In the case of the masks this is quite clear that we should wear them, but ...
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Is the SARS-CoV-2 that causes COVID-19 the only known virus that enters the cells via the ACE2 receptors?

I am just curious if the virus is unique in the sense that it enters the ACE2 receptors in the human body and kills the cell. This receptor is located over the entire body. Is this the only virus ...
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What is the minimal infectious dose (MID) of SARS-CoV-2?

Assuming the immune system is healthy, How much SARS-CoV-2 virus (cause of COVID-19) is required to make a person sick? This might also depend on time, if it was a high infectious dose but just some ...
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1answer
36 views

Social Distancing Groups at Beaches and similar large venues [closed]

Government agencies (for this conversation, assume USA) have provided guidance to prevent COVID-19 transmission. As it is a holiday, many lockdown weary have flocked to the beaches and similar venues....
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What fraction health care workers contract COVID-19?

What fraction of health care workers contract COVID-19? Does anyone know of empirical evidence? Ideally, I’m looking for a reference to a study involving type of work, e.g., ER in close contact vs. ...
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37 views

Have there been any studies on how long COVID-19 remains infectious on various types of cloth?

I was thinking common items like wool and cotton clothing. Has any one discovered yet how long COVID-19 remains infectious on clothing? I have seen the usual items such as paper boxs, stainless ...
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140 views

Will everyone get the COVID-19?

There is a Ben Shapiro tweet that says: For a variety of reasons, many Americans seem to think that "flattening the curve" means that fewer Americans will get covid-19 total. This is inaccurate....
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What receptors are targeted by the seasonal coronaviruses that primarily present as winter colds?

We know that SARS-CoV-2 appears to mainly attack animal cells by the ACE2 receptor, MERS-CoV by the DPP-4 receptor, and SARS-CoV also by the ACE2 receptor. Do we know what receptors are targeted by ...
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Are there viruses which can spread from humans to animals, but cannot spread from animals to humans? [closed]

It had already been proven that felines can be infected with COVID-19 from exposure to infected humans. However authorities are currently saying that there isn't evidence of the opposite happening - ...
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What are the epidemiological basis (bases) of ceasing containment measures once an outbreak becomes an epidemic/pandemic?

A previous question on SE has asked about whether testing, a part of the strategy of containment, can help reduce transmission enough such that it reduces the need for aspects of mitigation (Could ...
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Can having other coronaviruses like HCoV-OC43 give positive results when testing for SARS-CoV-2? [closed]

Is it possible that a person having coronaviruses other than SARS-CoV-2 test positive for SARS-CoV-2 in rapid (antibody testing kits) as well as RT PCR tests? Searching around the internet didn't ...
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Does wearing gloves help against being infected with COVID-19?

Walking around town I see quite a few people wearing gloves in addition to a mask. But is this actually useful? COVID-19 does not transmit via the skin, so you don't need to protect your hands per se. ...
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1answer
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How is COVID-19 transmission tracked with any accuracy?

I saw this article: New study finds few cases of outdoor transmission of coronavirus in China (and study it is based on). I don't have a science or medical background so maybe this is obvious but how ...
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What does it mean when someone has Coronavirus antibodies?

I'm a bit confused reading articles like this: https://www.nytimes.com/2020/04/23/nyregion/coronavirus-antibodies-test-ny.html One of every five New York City residents tested positive for antibodies ...
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Does COVID-19 have a case fatality rate of 41%? Is this formula correct?

According to the data on the Johns Hopkins Coronavirus Tracker, as of 3rd February 2020 there were 17491 confirmed cases of COVID-19 globally, 536 total recoveries and 362 deaths. From my non-expert ...
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Is it possible for humans to be resistant to certain viral infections without having specific antibodies in their blood?

Popular understanding of how viruses work split immunity into four categories: Virus doesn't affect humans at all No immunity - will get worst possible infection, seems to be the case with COVID-19 ...
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Are motorcycle helmets effective in preventing Corona?

Can a full-head helmet with the visor closed prevent getting infected by the Corona virus during a casual interaction with a carrier? For example, when buying something at a store or discussing ...
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If a SARS-CoV-2 asymptomatic infected individual is exposed to a high viral load, could they develop COVID-19 disease?

I would add my own research if I could to respect site rules, but I can't. There are no studies on SARS-CoV-2, all I can find is for SARS-CoV-1 and some Chinese information based studies. My ...
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If someone catches COVID-19 in a country where the number of deaths and new infections are slowing, would their symptoms be milder?

If someone happens to catch COVID-19 when we're on the other side of the curves -- when deaths and new infections are slowing -- would their symptoms somehow be less severe? A milder fever? A ...
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70 views

What clinical presentations are you seeing in Covid-19?

Many of us have yet to see a case. What is your personal experience?
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1k views

Can ingesting a mosquito make you sick?

I just accidentally ate a mosquito. I am afraid, what if the mosquito just drank blood of a HIV infected person, will I get the infection too, or some other disease?
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Will taking antihistamines increase someone's risk of getting ill? [closed]

If people take antihistamines, I suppose their immune system becomes suppressed (it needs histamines to work properly). If their immune system becomes suppressed, their body will react suboptimal to ...
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1answer
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How can there be a level of HIV viral load that will make infecting others impossible?

I just read about a court case where someone was acquitted for "being dangerous to the surrounding" by having unprotected sex when diagnosed with HIV. The reasoning was that since this person was ...
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Is it possible to get Covid-19 and have 0 symptoms along the complete journey and hence cure by yourself without knowing?

In this link, in the section How long is it between when a person is exposed to the virus and when they start showing symptoms? mentions Recently published research found that on average, the time ...
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How common are multiple infections? [duplicate]

When people are sick and can't come to work, they usually say something like "I had the flue" or "I had diarrhea". So people seem to assume that if one disease is confirmed, all symptoms belong to ...
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Is it less likely to get infected by a second virus while fighting first?

By and large, when a person gets ill with eg. flu, it is sort of assumed at least by many people with no medical background in my vicinity, that the person won't get infected by another virus meantime....
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56 views

Could a drug used to treat patients of a infectious disease be used preventively in possible asymptomatic patients?

According to Japanese flu drug reportedly shows promise against coronavirus in clinical trials A Japanese drug used to treat new strains of the flu has shown promise in being effective against ...
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Why recovered patients develop lung disease due Covid-19?

In this link https://www.dw.com/en/covid-19-recovered-patients-have-partially-reduced-lung-function/a-52859671 we can see Now researchers in Hong Kong have said that recovered coronavirus patients ...
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1k views

Can the Coronavirus be spread via public toilet seats?

I would like to know if it has been proven or disproven that the Coronavirus/COVID-19 can be spread via public toilet seats? I am thinking that perhaps I should always carry around hand sanitizer ...
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Pandemic: what is the term for the phenomenon of diffusion of tests and the spreading of the virus itself?

Context: from the "discovery" of the virus to its spreading Before the discovery of sars-2 people died from sars-1, flu or pneumonia. On the one hand, we have a new, previously unknown virus that is ...
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315 views

Can coronaviruses be transmitted via banknotes?

When possible I avoid paying by cash and use contactless payments as much as I can, especially as of late. However, some outlets won't take card payments so cash exchange is inevitable. I am worried ...
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Do patients with VAE stay in ICU for longer time?

I was reading online that people when put in ICU under mechanical ventilation, can develop Ventilated Associated Events. What I would like to know is: does the stay in ICU increase for people who ...
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1answer
56 views

How do you distinguish between “cure” and “recovery” in terms of medical terminology?

​‎I hear a lot of people using the words "cure" and "recovery" interchangeably. Are these two words interchangable in epidemiology? What's the difference between these two in terms of medical ...
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Might the coronavirus be transmitted by packages shipped from China? [duplicate]

There is currently a coronavirus outbreak in China. I order many packages from China, mostly electronics parts. I see that I have dealt with distributors on Aliexpress from Wuhan, the coronavirus ...
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Viruses evolving in less dangerous forms

My question could be naive, but I was not able to find an answer. I have read at several places that viruses tend to evolve to less dangerous forms (HIV for example), se they do not run out of hosts, ...
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1answer
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What is daily sedation interruption for ventilated patients?

I was reading about ventilator bundle here and came across this term called Daily Sedation Interruption. Does this term mean break in giving the sedation drugs? How can this help in reducing the ...
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1answer
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What would a medical NGO need to know to begin dealing with a viral pandemic?

Here's a hypothetical, fictional scenario, which I'm sure plenty of people working in this field have nightmares about, but which hopefully paints a meaningful picture for a very important question. ...
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2answers
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How useful are incubation periods when making a diagnosis of an infectious disease?

Incubation periods are one of the many facts that we are expected to learn in medical school. However, I wonder how often they are used in diagnosing an infection because I do not think patients have ...
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23 views

Publication on the virulence of diseases which are likely transfered by used needles from addicts

There are many (work)places, where one could get pricked accidentally by a used needle which was thrown away by a careless drug addict. Which diseases are typically present on used needles is ...
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1answer
192 views

What Should Be The Precautions While taking Care of pneumonia patient?

What precautions should I follow while taking care of a pneumonia patient?