Astrid Balsvik Valan

Author information from the last article

Medisinsk avdeling, klinikk Kirkenes

Finnmarkssykehuset

Astrid Balsvik Valan er lege i spesialisering i indremedisin.

Articles by Astrid Balsvik Valan

Negative nasopharyngeal swabs early in the course of COVID-19

Astrid Balsvik Valan,
Cecilie Sture

11.05.2020: A previously healthy man in his late thirties was admitted to hospital after several days of illness with clinical and radiological findings consistent with COVID-19. Nasopharyngeal swabs taken on days 5 and 7 after symptom onset tested negative, but a bronchoalveolar lavage specimen on day 8 tested...