Prevalence and outcomes of olfactory and gustatory dysfunctions in hospitalized SARS-CoV-2-infected patients

Abstract Background The prevalence of olfactory/gustatory dysfunctions among hospitalized SARS-CoV-2-infected patients is highly variable between different studies, ranging from 5.6% in the Asian population to 86% in the European population. The study aimed to detect the prevalence and the recovery...

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Main Authors: Mohammad Salah Mahmoud, Mohamed Shehata Taha, Ossama Ibrahim Mansour, Mohamed Amir, Tarek A. Hamdy, W. F. Ezzat, A. H. Mohamed, Michael Rezk, Mina Fayez Saleeb, Mena Maher Nassif
Format: Article
Language:English
Published: SpringerOpen 2022-02-01
Series:The Egyptian Journal of Otolaryngology
Subjects:
Online Access:https://doi.org/10.1186/s43163-022-00207-z
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author Mohammad Salah Mahmoud
Mohamed Shehata Taha
Ossama Ibrahim Mansour
Mohamed Amir
Tarek A. Hamdy
W. F. Ezzat
A. H. Mohamed
Michael Rezk
Mina Fayez Saleeb
Mena Maher Nassif
author_facet Mohammad Salah Mahmoud
Mohamed Shehata Taha
Ossama Ibrahim Mansour
Mohamed Amir
Tarek A. Hamdy
W. F. Ezzat
A. H. Mohamed
Michael Rezk
Mina Fayez Saleeb
Mena Maher Nassif
author_sort Mohammad Salah Mahmoud
collection DOAJ
description Abstract Background The prevalence of olfactory/gustatory dysfunctions among hospitalized SARS-CoV-2-infected patients is highly variable between different studies, ranging from 5.6% in the Asian population to 86% in the European population. The study aimed to detect the prevalence and the recovery of olfactory/gustatory dysfunctions in hospitalized SARS-CoV-2-infected patients in an Egyptian tertiary care center. A total of 579 hospitalized patients were enrolled. Demographic data as well as upper respiratory tract symptoms including olfactory/gustatory dysfunctions and other risk factors were documented. Then the recovery of olfactory/gustatory dysfunctions after 6 months was followed up. Results 50.6% had olfactory/gustatory dysfunctions (24.2% had a total smell and taste loss). A logistic regression analysis revealed a statistical significance between olfactory/gustatory dysfunctions and female gender and presence. Most patients (88.4%) reported partial or complete recovery during the 6 months (28.0% and 60.4%, respectively), while 11.6% of patients did not recover. The median time to start recovery was 3 days, and the median time to the best recovery was 22 days. Conclusions Olfactory/gustatory dysfunctions should be recognized for early detection of COVID-19 infection. Most recovery of olfactory/gustatory dysfunction in COVID-19 infection starts within 3 days and reaches the best recovery within 19 to 24 days. Female gender and the presence of general symptoms are associated with olfactory/gustatory dysfunctions in the hospitalized COVID-19 patients.
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spelling doaj.art-f638eb31893d48f3a17d0cc4ccecaa1b2024-04-17T02:33:25ZengSpringerOpenThe Egyptian Journal of Otolaryngology1012-55742090-85392022-02-013811910.1186/s43163-022-00207-zPrevalence and outcomes of olfactory and gustatory dysfunctions in hospitalized SARS-CoV-2-infected patientsMohammad Salah Mahmoud0Mohamed Shehata Taha1Ossama Ibrahim Mansour2Mohamed Amir3Tarek A. Hamdy4W. F. Ezzat5A. H. Mohamed6Michael Rezk7Mina Fayez Saleeb8Mena Maher Nassif9Otorhinolaryngology Department, Faculty of Medicine, Ain Shams UniversityOtorhinolaryngology Department, Faculty of Medicine, Ain Shams UniversityOtorhinolaryngology Department, Faculty of Medicine, Ain Shams UniversityOtorhinolaryngology Department, Faculty of Medicine, Ain Shams UniversityOtorhinolaryngology Department, Faculty of Medicine, Ain Shams UniversityOtorhinolaryngology Department, Faculty of Medicine, Ain Shams UniversityOtorhinolaryngology Department, Faculty of Medicine, Ain Shams UniversityOtorhinolaryngology Department, Faculty of Medicine, Ain Shams UniversityOtorhinolaryngology Department, Faculty of Medicine, Ain Shams UniversityOtorhinolaryngology Department, Faculty of Medicine, Ain Shams UniversityAbstract Background The prevalence of olfactory/gustatory dysfunctions among hospitalized SARS-CoV-2-infected patients is highly variable between different studies, ranging from 5.6% in the Asian population to 86% in the European population. The study aimed to detect the prevalence and the recovery of olfactory/gustatory dysfunctions in hospitalized SARS-CoV-2-infected patients in an Egyptian tertiary care center. A total of 579 hospitalized patients were enrolled. Demographic data as well as upper respiratory tract symptoms including olfactory/gustatory dysfunctions and other risk factors were documented. Then the recovery of olfactory/gustatory dysfunctions after 6 months was followed up. Results 50.6% had olfactory/gustatory dysfunctions (24.2% had a total smell and taste loss). A logistic regression analysis revealed a statistical significance between olfactory/gustatory dysfunctions and female gender and presence. Most patients (88.4%) reported partial or complete recovery during the 6 months (28.0% and 60.4%, respectively), while 11.6% of patients did not recover. The median time to start recovery was 3 days, and the median time to the best recovery was 22 days. Conclusions Olfactory/gustatory dysfunctions should be recognized for early detection of COVID-19 infection. Most recovery of olfactory/gustatory dysfunction in COVID-19 infection starts within 3 days and reaches the best recovery within 19 to 24 days. Female gender and the presence of general symptoms are associated with olfactory/gustatory dysfunctions in the hospitalized COVID-19 patients.https://doi.org/10.1186/s43163-022-00207-zOlfactory dysfunctionsGustatory dysfunctionsSARS-CoV-2HospitalizedPrevalenceRecovery
spellingShingle Mohammad Salah Mahmoud
Mohamed Shehata Taha
Ossama Ibrahim Mansour
Mohamed Amir
Tarek A. Hamdy
W. F. Ezzat
A. H. Mohamed
Michael Rezk
Mina Fayez Saleeb
Mena Maher Nassif
Prevalence and outcomes of olfactory and gustatory dysfunctions in hospitalized SARS-CoV-2-infected patients
The Egyptian Journal of Otolaryngology
Olfactory dysfunctions
Gustatory dysfunctions
SARS-CoV-2
Hospitalized
Prevalence
Recovery
title Prevalence and outcomes of olfactory and gustatory dysfunctions in hospitalized SARS-CoV-2-infected patients
title_full Prevalence and outcomes of olfactory and gustatory dysfunctions in hospitalized SARS-CoV-2-infected patients
title_fullStr Prevalence and outcomes of olfactory and gustatory dysfunctions in hospitalized SARS-CoV-2-infected patients
title_full_unstemmed Prevalence and outcomes of olfactory and gustatory dysfunctions in hospitalized SARS-CoV-2-infected patients
title_short Prevalence and outcomes of olfactory and gustatory dysfunctions in hospitalized SARS-CoV-2-infected patients
title_sort prevalence and outcomes of olfactory and gustatory dysfunctions in hospitalized sars cov 2 infected patients
topic Olfactory dysfunctions
Gustatory dysfunctions
SARS-CoV-2
Hospitalized
Prevalence
Recovery
url https://doi.org/10.1186/s43163-022-00207-z
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