Delayed positive COVID19 nasopharyngeal test, a case study with clinical and pathological correlation

Delayed positive COVID19 nasopharyngeal test, a case study with clinical and pathological correlation

Abstract Background There are various reasons for delayed positive nasopharyngeal PCR tests for coronavirus disease 2019 (COVID19) in not only asymptomatic but also severely diseased patients. The pathophysiological attributes are not known. We explore this possibility through a case report. Case pr...

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Bibliographic Details
Main Authors: Lei Zhang, Syam P. Vunnamadala, Shigeo Yagi, Riffat Meraj, Michele Carbone
Format: Article
Language:English
Published: BMC 2021-08-01
Series:BMC Pulmonary Medicine
Subjects:
COVID19
Asthma
COPD
Nasopharyngeal swab
BAL
Corticosteroid
Online Access:https://doi.org/10.1186/s12890-021-01643-y

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