Successful switch to oral therapy with doxycycline in the case of an actinomycotic hepatic abscess.

A 72-year-old female was admitted with the symptoms of malaise, loss of appetite, upper right quadrant pain, fever, and sweats, which had been present for last 7 days. CT-scan of the abdomen revealed a hypodense mass in the right liver lobe; histopathological examination of the biopsy specimen yielded a diagnosis of actinomycotic abscess. Treatment with intravenous ampicillin for 8 weeks followed by a course of oral doxicycline for 28 weeks resulted in the complete resolution of the abscess.