Virus SARS-CoV-2, COVID-19 disease
What you should know?
SARS-CoV-2 can be contracted via the droplet transmission, usually as a result of sneezing, coughing which causes COVID-19 disease. Symptoms of SARS-CoV-2(COVID-19) infection can vary - fever, coughing, fatigue, loss of taste, loss of smell and even approx. 81% of cases may be asymptomatic.
COVID-19 mainly affects the lungs, upper and lower respiratory tract and weakens the immune system, which may lead to a worsening of comorbidities.
Antigen SARS-CoV-2 test and Antibodies test
The table below may help you make an appropriate choice of test. If there is a need to determine if an organism is infected with SARS-CoV-2, it is best to select the SARS-CoV-2 antigen test. If there is a need to determine if an organism is still infected, it is best to use the COVID-19 antibody test.
| Test | Antigen | Antibodies | ||
|---|---|---|---|---|
| Result | up to 15 mins | up to 15 mins | ||
| When to perform? | Within 5-10 days of symptoms showing | Between 10th-21st day from symptoms showing | ||
| Sample | Throat/nasal secretions | Blood | ||
| Sensitivity | 90% | Infection | IgG | IgM |
| primary |
20% | 70% | ||
| secondary | >99% | 94.4% | ||
| Specificity | 100% | >99% | >99% | |
Diagram showing relations between
Antibody production and antigen production
The diagram shown below is intended to help you understand why you should choose a particular test in a particular case.
Why choose Redtest rapid tests for
SARS-CoV-2 antigens and COVID-19 antibodies tests?
Result
Result within 15-30min
Safety
Safely - without leaving the house
Shipping
Shipping within 24h (during work days)
Freedom
Buy now - perform in any moment