Author | Lima, Marco A. | |
Author | Silva, Marcus Tulius T. | |
Author | Oliveira, Raquel V. | |
Author | Soares, Cristiane N. | |
Author | Takano, Crissi L. | |
Author | Azevedo, Anna E. | |
Author | Moraes, Raissa L. | |
Author | Rezende, Rafaela B. | |
Author | Chagas, Ingrid T. | |
Author | Espíndola, Otávio | |
Author | Leite, Ana Claudia | |
Author | Araujo, Abelardo | |
Access date | 2020-09-02T14:27:50Z | |
Available date | 2020-09-02T14:27:50Z | |
Document date | 2020 | |
Citation | LIMA, Marco A. et al. Smell dysfunction in COVID-19 patients: More than a yes-no question. Journal of the Neurological Sciences, v. 418, p. 1-3, 2020. | pt_BR |
ISSN | 0022-510X | pt_BR |
URI | https://www.arca.fiocruz.br/handle/icict/43160 | |
Language | eng | pt_BR |
Publisher | Elsevier | pt_BR |
Rights | open access | pt_BR |
Title | Smell dysfunction in COVID-19 patients: More than a yes-no question | pt_BR |
Type | Article | pt_BR |
DOI | 10.1016/j.jns.2020.117107 | |
Abstract | Anosmia has been recognized as a prevalent and early symptom by many COVID-19 patients. However, most researchers have recorded smell dysfunction solely as present or absent and based on subjective evaluation by patients. We described the results of 57 consecutive COVID-19 patients seen at FIOCRUZ, Rio de Janeiro, Brazil, from April to May 2020. Data about the presence of smell loss, the onset of smell loss and other COVID-19 symptoms such as ageusia and nasal congestion or rhinorrhea were recorded. All patients at the initial consultation and 34 healthy controls underwent the Q-SIT, which is a quick disposable three-item smell identification test, by a trained physician. We compared three groups: healthy controls, COVID+ patients with reported smell loss (COVID w/ SL) and COVID+ patients without smell loss (COVID+ w/o SL). The mean age of patients was 41.4 years (SD ± 10.4), and 54.4% were women. Smell loss was reported by 40.4% of COVID-19 patients. We observed a gradual effect with higher Q-SIT scores in healthy controls, followed by COVID+ w/o SL and COVID+ w/ SL (medians = 3, 2 and 0; respectively, p < 0.001). Anosmia or severe microsmia (Q-SIT≤1) was present in 11.1% (CI: 3.1%-26.1%) of controls, 32.4% (CI: 17.4%-50.5%) of COVID-19 w/o SL and 87% (CI: 66.4%-97.2%) of COVID+ w/ SL (p < 0.001). This study provides evidence that olfactory dysfunction in COVID-19 is common and more prevalent than what is perceived by patients. Q-SIT is a quick and reliable screening test for the detection of smell dysfunction during the pandemics. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil / Universidade Federal do Rio de Janeiro. Hospital Universitário Clementino Fraga Filho. Seção de Neurologia. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil / Complexo Hospitalar de Niterói. Departamento de Neurologia. Niterói, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Complexo Hospitalar de Niterói. Departamento de Neurologia. Niterói, RJ, Brasil / Hospital Federal dos Servidores do Estado. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil / Universidade Federal do Rio de Janeiro. Instituto de Neurologia. Rio de Janeiro, RJ, Brasil. | pt_BR |
Subject | COVID-19 | pt_BR |
Subject | Central nervous system viral diseases | pt_BR |
Subject | Olfaction disorders | pt_BR |