… Rectal swab can be used in suspicious patients and close contacts with confirmed cases,
who test negative for COVID-19 in throat swab as some patients were found to have viral RNA …

… With this in mind, here we evaluate the clinical features and laboratory findings using a large
sample size of COVID-19 infected patients in order to assist in its understanding, prevention …

… Serological methods are rapidly being developed and have proven to be useful in confirming
past COVID-19 (25). Serology previously has had an important role in the epidemiology of …

… the laboratory's role in the diagnosis of COVID‐19 infection, (c) summarize the current state
of biomarker analysis in COVID‐19 … laboratory, (d) comment on the impact of COVID‐19 on …

… Routine confirmation of cases of COVID-19 is based on … (rRT-PCR) with confirmation by
nucleic acid sequencing when … Laboratory confirmation of cases by NAAT in areas with no …

… Analysis on amniotic fluid, cord blood, neonatal throat swab, and breastmilk samples from
six pregnant women with laboratory-confirmed COVID-19 pneumonia who delivered their …

… Aim: The aim of this study was to investigate the utility of serological tests for the diagnosis
of COVID-19 during the first week of symptom onset in patients confirmed with the real-time RT…

… have been 4,218,212 confirmed cases of COVID-19, including 290,242 deaths reported
globally and 74,281 confirmed cases reported from India (1). The declaration of COVID-19 as a …

… Initially, laboratory confirmation depended on detection of two … , confirmation can be given
through detection of a single genetic marker. The recommendation for laboratory confirmation …

… Retesting can be performed by an alternate NAAT test, or seek reference laboratory confirmation
when conflicting results are encountered such as contradicting results from two different …