Categorie: Tutti - symptoms - transmission - coronavirus - pandemic

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Corona

Originating from Wuhan, China, in late 2019, the coronavirus, specifically SARS-CoV-2, led to the global COVID-19 pandemic. The virus transmits primarily through droplets from coughing, sneezing, or talking, with a 14-day incubation period.

Corona

https://www.medicalnewstoday.com/articles/how-do-sars-and-mers-compare-with-covid-19#COVID-19. https://coronavirus.jhu.edu/

The name “coronavirus” comes from the crown-like projections on their surfaces. “Corona” in Latin means “crown.”

Corona (enveloped RNA viruses)

Other Corona viruses (less severe)

SARS-CoV-1

Deaths: 812
Total number of caseses: 8,439
# of cases in the U.S.: 73
Transmission: Droplets produced by coughing, sneezing, talking, or breathing
first occurred in China’s Guangdong province in November 2002.
horseshoe bats as the natural reservoir
Severe acute respiratory syndrom
A cough (dry at first), a fever, and diarrhea in the first or second week of illness, or both

SARS-CoV-2

Measures applied to stop the spread
airports closed
Ban gatherings

Online learning

no parties

no schools

Lockdown
risk groups
Travelers
Health care workers
older people
Prevention:
Avoid touching face with unwashed hands
Social distancing

2 meters away

Covering mouth
Washing hands with soup
No specicf treatment/No vaccine
Total deaths on 15/07/2020 is: 579,546
Total Deaths in U.S. on 15/07/2020 :136,699
total number of cases on15/07/2020 is : 13,360,401
# of cases in the U.S. on 15/07/2020 is: 3,434,636
transmission: Droplets produced by coughing, sneezing, or talking, limited evidence of other routes
Incubation :14 days
emerged in a seafood and poultry market in the Chinese city of Wuhan in Septtember 2019.
causes COVID-19 pandemic
symptoms: A fever, a dry cough, shortness of breath

MERS-CoV

No specific treatment / No vaccine
Deaths : 866
Total number of cases: 2,519
# of cases in U.S:2
Transmission: Droplets from person to person, unclear from camels to humans
zoonotic virus
from animals to humans
First isolated from 60-years man's sputum in Saudia Arabia in september 2012.
Causes Middle East Respiratory Syndrome
Symptoms: A fever, a cough sore throat, runny nose, shortness of breath