Objective This article presents the case of an adolescent with asymptomatic coronavirus disease 2019 infection who had vestibular neuronitis symptoms. Method and results The new coronavirus disease 2019 demonstrates neurotropic properties, apart from airway symptoms. Early in the pandemic, coronavirus disease 2019 infection had been associated with olfactory disturbances. Accumulative evidence supports that both the infection with coronavirus disease 2019 and the vaccination against the virus may induce a condition of vestibular hypofunction, known as vestibular neuronitis. Coronavirus disease 2019 may directly affect the vestibular organs and ganglia, or indirectly damage them via immune-mediated mechanisms. In most cases, complete recovery is achieved with the typical therapeutic approaches for vestibular neuronitis, consisting of supportive measures and corticosteroids. Conclusion Physicians may expect an increased incidence of vestibular neuronitis during the coronavirus disease 2019 pandemic. Conversely, coronavirus disease 2019 infection should be considered in patients with sudden vestibular symptoms.
SARS-CoV-2, the responsible virus for the COVID-19 pandemic, has demonstrated neurotropic properties indicated by cases presenting with auditory and vestibular system insults. The expression of ACE-2 receptors in the placenta and the detection of IgM antibodies against the virus in the fetuses of pregnant women suffering from COVID-19 render vertical transmission of the infection to the fetus possible. Thus, our study aims to examine whether, similar to other viruses like CMV, SARS-CoV-2 is responsible for congenital hearing loss. This is a retrospective study in a regional pediatric hospital. The medical records of newborns ( n = 111) born by mothers positive for COVID-19 during pregnancy who underwent screening hearing tests with Transient Evoked Otoacoustic Emissions (TEOAE) and Automatic Auditory Brainstem Response (AABR) from February 2020 to June 2022 were reviewed. Neonates with additional aggravating factors for congenital hearing loss were excluded from the study. For the study period, nine mothers were found positive during the first trimester, twenty mothers in the second trimester, and eighty-three mothers in the third trimester. TEOAEs test and AABR test scored PASS bilaterally in all neonates tested. Conclusion : Infection with COVID-19 during pregnancy was not a risk factor for hearing loss, similar to other studies. What is known: • The pathogenetic mechanism of the viral-induced impairment of the organ of Corti includes direct damage to the hair cells and indirect damage due to the induction of the innate inflammatory response. • Early data suggested that the SARS-CoV-2 virus also has neurotropic properties with manifestations from the sensory epithelia. What is new: • Although the intrauterine infection remains controversial, the expression of the ACE-2 receptor on the placenta and the detection of IgM antibodies, as well as the covid-19 genome in fetuses, make the vertical transmission tenable. • In our study, the newborn hearing screening results indicate that COVID-19 infection during pregnancy is not a risk factor for hearing loss.
Purpose SARS-CoV-2, the responsible virus for the covid-19 pandemic, has demonstrated neurotropic properties indicated by cases presenting with auditory and vestibular system insults. The expression of ACE-2 receptors in the placenta and the detection of IgM antibodies against the virus in the fetuses of pregnant women suffering from covid-19 render vertical transmission of the infection to the fetus possible. Thus, our study aims to examine whether, similar to other viruses like CMV, SARS-CoV-2 is responsible for congenital hearing loss. Methods This is a retrospective study in a regional pediatric hospital. The medical records of newborns (n = 111) born by mothers positive for COVID-19 during pregnancy who underwent screening hearing tests with Transient Evoked Otoacoustic Emissions (TEOAE) and Automatic Auditory Brainstem Response (AABR) from February 2020 to June 2022 were reviewed. Neonates with additional aggravating factors for congenital hearing loss were excluded from the study. Results For the study period, nine mothers were found positive during the first trimester, twenty mothers in the second trimester, and eighty-three mothers in the third trimester. TEOAEs test and AABR test scored PASS bilaterally in all neonates tested. Conclusions Infection with COVID-19 during pregnancy was not a risk factor for hearing loss, similar to other studies.
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