Coronavirus Diagnostic Criteria
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief:
Overview
Diagnostic Criteria
2019-nCoV
Patients in the United States who meet the following criteria should be evaluated as in association with the outbreak of 2019-nCoV in Wuhan City, China.
| Clinical Features | & | Epidemiologic Risk |
|---|---|---|
| Fever and symptoms of lower respiratory illness (e.g., cough, difficulty breathing) | and | In the last 14 days before symptom onset, a history of travel from Wuhan City, China.
– or – In the last 14 days before symptom onset, close contact2 with a person who is under investigation for 2019-nCoV while that person was ill. |
| Fever or symptoms of lower respiratory illness (e.g., cough, difficulty breathing) | and | In the last 14 days, close contact2 with an ill laboratory-confirmed 2019-nCoV patient. |
MERS-CoV
Criteria for diagnosis of MERS-CoV RNA: a positive result for at least one of the following:[1]
- Positivity for at least two MERS-CoV-specific gene targets (upE, ORF1a, ORF1b, N) by real-time RT-PCR (recommended)
- Positivity on RT-PCR result for at least one MERS-CoV-specific gene target [ORF1b (RdRp), N], AND confirmation by base sequence analysis of the PCR product
- Diagnosis by serological tests: a) Seroconversion using two serum specimens collected at an interval of at least 14 days b) The screening test with ELISA or IFA, and the confirmatory neutralization test
References
- ↑ Lee H, Ki CS, Sung H, Kim S, Seong MW, Yong D, Kim JS, Lee MK, Kim MN, Choi JR, Kim JH (March 2016). "Guidelines for the Laboratory Diagnosis of Middle East Respiratory Syndrome Coronavirus in Korea". Infect Chemother. 48 (1): 61–9. doi:10.3947/ic.2016.48.1.61. PMC 4835438. PMID 27104019.