Coronavirus: how the virus spread through the eyes?
Eye professionals and health experts said, eyes in the new type of coronavirus (COVID - 19) the spread of a pandemic and prevention play an important role.
To reduce infection COVID - 19 individual risk, please avoid with unwashed hands touching eyes, nose and mouth.Most vulnerable to the spread of the virus infection is mucosa membrane (to connect various cavity).
In order to avoid unwittingly will coronavirus infectious to others, suggested that when in public, even if there is no obvious symptoms should wear masks.
Wearing a mask can reduce not spread the virus symptoms coronavirus.However, the coronavirus response coordinator Deborah Birx physician said, masks are unable to protect your eyes.
A new type of coronavirus associated with eyes?
Coronavirus spread and the relationship between the eyes is very complex.
Although the coronavirus main through coughing or sneezing, produced in the respiratory droplets in the air is spread from person to person, as cold as the principle of the spread of the virus.These droplets will fall in the nearby people's mouth or nose, and may be drawn into the lungs.
When you have with unwashed hands touch the face, to touch the eyes, respiratory droplets can be through the eyes of the same virus.
Medical experts are not sure whether humans can touch through coronavirus table attached, door handle, such as surface or object, and then touching their mouth, nose or eyes even and virus infection.
Because of this, the world health organization (WHO) advice, often using soap and warm water to wash their hands more than 20 seconds during the day.
Doctors think themselves through eye infections COVID - 19
Beijing university respiratory specialist guang-fa wang believes that his health outpatient treatment patients in China not to wear goggles when infection COVID - 19.Medical expert thinks, although possible, but unlikely.
Guang-fa wang pointed out that the left eye inflammation after outpatient service, then the fever and nose and throat buildup mucus.Then he was diagnosed with the COVID - 19.
The United States at the university of Texas medical center in San Antonio (UT Health San Antonio) Zagreb's ・ Long medical School (School of Medicine) infection, a professor of Medicine and pathology of Jan Evans Patterson doctors confirmed that similar guang-fa wang may happen.
She said, in the case of guang-fa wang, infection of respiratory droplets could have entered his eyes or other mucous membranes.
Even so, the state University of New York Upstate Medical University (SUNY Upstate Medical University) of infectionStephen Thomas physiciansPointed out that the spread of COVID - 19 with too many unknowns, so through hand to eye contact infection is reasonable but it is unlikely.
Glasses can provide some protection against the spread of coronavirus
The American Academy of Ophthalmology, The American Academy of Ophthalmology) suggest that contact lens wearer to temporarily to wear glasses, in order to reduce The infection can cause fatal respiratory disease COVID - 19 virus risk.
Team of ophthalmology, said contact lens wearer touch more often than people with glasses eyes.
In spite of this, the American academy of ophthalmology, said as long as the contact lens wearer follow contact lenses and maintenance instructions, as is safe to wear contact lenses.
Glasses and sunglasses are unable to completely stop the respiratory droplets spray in your direction.Health experts say, protect bare side and goggles around the eyes can provide better protection.
Special advice, the world health organization (WHO) will provide regular care for COVID - 19 patients WHO need to wear goggles.
Coronavirus and conjunctivitis
New type of coronavirus infection of patients may have ocular symptoms.
conjunctivitisIs part covers the eyelid inside and white (sclera) of mucous membrane inflammation, commonly known as "red eye".Conjunctivitis common symptoms of eye irritation, redness, "wet and tears".
Viral conjunctivitis known associated with upper respiratory tract infections (common cold, flu, etc.), and can also be a symptom of COVID - 19 viruses.According to a paper published in theThe New England journal of medicineAbout hospitals across China's latest study, 1099 patients diagnosed with coronavirus in nine patients (0.8%) eyes appear conjunctival congestion or symptoms of redness, inflammation.
Published inThe journal of medical virologyStudy of 30 COVID - 19 patients admitted to hospital, only one patient diagnosed with conjunctivitis.According to the news, in patients with low probability of occurrence conjunctivitis.
In addition, according to publishedThe "eye" (Ophthalmology) journalsThe latest research suggests that new type of coronavirus is a lower risk of spread through tears.Researchers from Singapore COVID - 19 patients with tears samples were collected for testing.
Coronavirus is what?
New coronavirus (also called COVID - 19) reported in late December, 2019 in wuhan for the first time in China.
Coronavirus as a group of common virus.According to the美國國家醫學圖書館 (U.S. National Library of Medicine) 的資料，有些病毒僅對動物（例如蝙蝠、貓、駱駝和牛）造成影響，而部分病毒也會影響人類。
COVID - 19 can cause minor disease, similar to the common cold or bronchitis, pneumonia, and the more serious diseases such as renal failure.The most serious condition could be life-threatening.According to the美國疾病管制與預防中心 (CDC) 表示，這是已知的第七種冠狀病毒。
How good are the new coronavirus infectious?
COVID - 19 are highly contagious, but compared with the ordinary flu, its infectious intensity remains unclear.
The CDC noted that COVID - 19 patients with infectious period may be suffering from a cold to a longer time.
These two diseases are when infected people cough, sneeze or speak, through droplets in the air is spread from person to person.But it is also possible that differences exist: the Johns Hopkins medical group (Johns Hopkins Medicine) pointed outCOVID - 19 May spread through the air, this means that even if the patient has not nearby, residues in the tiny droplets in the air is still likely to make other people infected with the virus.
Anyone can coronavirus infection.Fortunately, most people can heal.American actor Tom Hanks and British prime minister Boris Johnson is one of the two had coronavirus infection.
"Johnson on twitter, said:" the NHS has saved my life, "the kindness can't words one by one." for the sake of millions of people across the country at home the effort will definitely reap. As to overcome the challenges in the past, we will hand in hand through.""
A new type of coronavirus symptom have?
According to theThe world health organization (WHO) saidCOVID - 19 symptoms include mild to severe respiratory disease, with fever, cough and difficulty breathing.Other symptoms include a runny nose, sore throat and headache.
Even before someone showed symptoms of other coronavirus, has reported reduced to early signs of taste or smell.
Kirkland Washington in a nursing home nurses told CNN that passed away from her new coronavirus in dozens of common symptoms of patients with "red-eye syndrome".Seattle was coronavirus initial areas in the United States, and the nursing home is located in the heart of the outbreak.
Most people only mild symptoms.But some people, usually older or have other medical complications, may be more severe symptoms, such as pneumonia can be fatal.
Symptoms are usually 2 to 14 days after exposure to the virus to.
COVID - 19 how to diagnosis?
Health care professionals through the respiratory tract, blood samples for laboratory test sample or other body fluids, to diagnose coronavirus.
A new type of coronavirus has a vaccine or treatment?
So far, although has the new coronavirus test a variety of the effectiveness of the drug, but haven't found vaccines or antiviral treatment.
How to reduce the risk of coronavirus infection?
In order to prevent new coronavirus infection, the CDC recommended measures are as follows:
Clean your hands frequently
Often use soap and waterWash your hands for at least 20 seconds, especially on the, diet, been to public toilets, blow your nose, coughing, or sneezing.
Avoid touching eyes, nose and mouth, especially when they are not wash your hands.
Reduce the contact
Avoid close contactA person who is ill.
If you are ill,Unless you need to receive medical care, please stay at home.
Cover the cough and sneeze
When coughing or sneezing, please use the paper surfaceOr elbow inside cover nose and mouth.
Cast used tissue in the trash.
Immediately after coughing or sneezingWash your hands with soap and water for at least 20 seconds.
Public places wearing masksIn order to cover mouth and nose.
Cleaning and disinfection of surfaces
The CDC said that the current evidence indicates that a new type of coronavirus it can survive in all kinds of surface several hours or even days.Visible in the home and community environment, clean the dirt on the surface of disinfected again, is to prevent COVID - 19 and the best way to other viral respiratory disease.
How to wear in order to limit the spread of COVID - 19?
If you want to go to the grocery store, the dog for a walk or jogging for sport, as long as it is in a public place, please wear a mask.Do not need very fashionable masks, main purpose is to help stop the spread of the virus.
Even if you don't have COVID - 19 symptoms also please wear masks, because there are probably just after infection has not been any signs of illness or symptoms.
Page updated in September 2020
