2022
De novo emergence of a remdesivir resistance mutation during treatment of persistent SARS-CoV-2 infection in an immunocompromised patient: a case report
Gandhi S, Klein J, Robertson AJ, Peña-Hernández MA, Lin MJ, Roychoudhury P, Lu P, Fournier J, Ferguson D, Mohamed Bakhash SAK, Catherine Muenker M, Srivathsan A, Wunder EA, Kerantzas N, Wang W, Lindenbach B, Pyle A, Wilen CB, Ogbuagu O, Greninger AL, Iwasaki A, Schulz WL, Ko AI. De novo emergence of a remdesivir resistance mutation during treatment of persistent SARS-CoV-2 infection in an immunocompromised patient: a case report. Nature Communications 2022, 13: 1547. PMID: 35301314, PMCID: PMC8930970, DOI: 10.1038/s41467-022-29104-y.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 infectionVirologic responsePersistent SARS-CoV-2 infectionResistance mutationsPre-treatment specimensB-cell deficiencyRemdesivir resistanceRemdesivir therapyViral sheddingCase reportAntiviral agentsPatientsCombinatorial therapyInfectionTherapyWhole-genome sequencingTreatmentImportance of monitoringDe novo emergenceFold increaseRNA-dependent RNA polymeraseNovo emergencePotential benefitsMutationsIndolent
2021
A new positive SARS-CoV-2 test months after severe COVID-19 illness: reinfection or intermittent viral shedding?
Tuan J, Spichler-Moffarah A, Ogbuagu O. A new positive SARS-CoV-2 test months after severe COVID-19 illness: reinfection or intermittent viral shedding? BMJ Case Reports 2021, 14: e240531. PMID: 33542020, PMCID: PMC8098910, DOI: 10.1136/bcr-2020-240531.Peer-Reviewed Case Reports and Technical NotesConceptsSARS-CoV-2 RNA testSevere acute respiratory syndrome coronavirus 2Acute respiratory syndrome coronavirus 2SARS-CoV-2 reinfectionSevere COVID-19 illnessRespiratory syndrome coronavirus 2COVID-19 reinfectionLong asymptomatic periodCOVID-19 illnessSyndrome coronavirus 2Intermittent viral sheddingAsymptomatic periodViral sheddingRNA testCoronavirus 2Clinical managementPersistent infectionDisease 4Molecular testingReinfectionRNA PCRCurrent presentationPotential casesMonthsPatients