In his family history, it was stated that two months later, he had lost his wife, and he presented with extreme fatigue and malaise. His children thought he was depressed.
Further history was gained, and it was found the patient had consumed raw milk from a dairy farm. On further questioning, the patient admitted to a history of brucellosis eight years ago. The patient also endorsed previously returned brucella symptoms that had happened over the previous months.
A follow-up serology (IgM/IgG) showed a positive brucella titer of 1:160 for wright [and Brucella coombs-wright 1:160, 2ME- wright (IgG) titer 1:40] and the patient was diagnosed with active brucellosis. He was started on a combination of doxycycline 100 mg and rifampicin 600 mg once daily for six days in addition to anti-COVID-19 treatment (mini pulse of prednisolone, and dexamethasone 10 mg/ 12 h for 4 days, then 10 mg/ day for another 5 days. On the 16th day of hospitalization, his P O2 was measured at 90% without ventilation, leukopenia improved completely, At the time of discharge, his respiratory symptoms had got better and the second SARS-COV-2 RNA test was negative. Since there is the first co-infection of brucellosis with COVID-19 in our region, this specific old patient in our case has been presented.