RESUMEN
OBJECTIVES/HYPOTHESIS: The emergence of a new coronavirus strain (SARS-CoV-2) in December 2019 from China led to a global pandemic. The lack of herd immunity against this virus and the possibility of viral spread from asymptomatic individuals is still a major challenge for the prevention of viral transmission. The aim of this study was to evaluate the presence of the virus in different bodily secretions as a potential source of viral spread among patients infected with SARS-CoV-2. STUDY DESIGN: Cross Sectional Study. METHODS: The study included 38 COVID-19 patients with a positive real-time polymerase chain reaction (RT-PCR) test result for SARS-CoV-2, obtained from the combined nasopharyngeal-oropharyngeal swab samples. Saliva, tear, and cerumen samples were taken from the patients within 72 hours of the first RT-PCR test. SARS-CoV-2 N1 and N2 gene regions were studied with single-step RT-PCR in all samples. RESULTS: Among the studied samples, the highest positivity rate was in saliva (76.3%) followed by tears (55.3%) and cerumen (39.5%). Viral load in saliva was also significantly higher compared to tears and cerumen (P < .001), while there was no significant difference between tears and cerumen. Higher viral load in combined nasopharyngeal-oropharyngeal swab samples was associated with higher viral load in tears, but not in saliva or cerumen. Half of the saliva, tear, and cerumen samples obtained from asymptomatic patients contained SARS-CoV-2 genome. CONCLUSIONS: The virus was detected in the saliva, tears, and cerumen samples of both symptomatic and asymptomatic patients. The potential role of these bodily fluids on viral spread needs to be studied. LEVEL OF EVIDENCE: 4 Laryngoscope, 131:E1677-E1682, 2021.
Asunto(s)
Cerumen/virología , SARS-CoV-2/aislamiento & purificación , Saliva/virología , Lágrimas/virología , Adulto , Anciano , Enzima Convertidora de Angiotensina 2/metabolismo , COVID-19/diagnóstico , COVID-19/epidemiología , COVID-19/transmisión , COVID-19/virología , Prueba de COVID-19/métodos , China/epidemiología , Estudios Transversales , Femenino , Humanos , Masculino , Persona de Mediana Edad , Nasofaringe/virología , Orofaringe/virología , Reacción en Cadena en Tiempo Real de la Polimerasa/métodos , SARS-CoV-2/genética , Carga Viral/estadística & datos numéricosRESUMEN
Inverted papilloma (IP) with malignant transformation is rarely seen in the middle ear. Up to now, there have been 16 primary middle ear IPs reported in the English literature. Even though it is very rare in the middle ear, this pathology should be kept in mind for the differential diagnosis of middle ear masses. In this case, we report a 77-year-old female who had recurrent IP with malignant transformation and complication.