Periodontal disease a risk factor for severe COVID-19 illness??
-Diverse factors have been closely associated with periodontal diseases such as diabetes, obesity, aging, hypertension.
-Interestingly, these same factors have been widely associated with progression or severe coronavirus disease 2019 (COVID-19), an illness caused by coronavirus SARS-CoV-2.
-Since inflammatory and dysbiotic factors as well as comorbidities affect systemic health, it is possible that periodontal status indicates the risk of complication of COVID-19.
-However, assessment of oral health history including periodontal status in COVID-19 patients has not been reported
Source: Is periodontal disease a risk factor for severe COVID-19 illness?