A middle-aged woman in Varna , Bulgaria exhibited COVID-19 symptoms after March 10 , 2020 , and the case is awaiting confirmation from the authorities .
A suspected case of a 33-year-old man was reported by the Saint George Hospital in Plovdiv on 11 March ; The same day , a 40-year-old woman in Varna showed COVID-19 symptoms on CT scan , although regional health authorities have not yet confirmed the case.