간성 방선균증 1 예

Actinomycosis is chronic suppurative and granulomatous disease caused by anaerobic, gram positive filamentous bacterium, The most common sites of involvement are the cervicofascial area, thorax, abdomen and pelvis. Primary hepatic actinomycosis is rare and presents a diagnostic challenge. A 57-year old man was admitted because of right upper quadrant abdominal pain and fever for 1 month. abdominal ultrasonography, computed tomography examination showed mass lesion in liver. Primary hepatic actinomycosis was confirmed by identification of sulfur granule, ultrasonography-guided percutaneous needle aspiration. We report a case of primary hepatic actinomycosis, emphasizing the role of imaging study followed by percutaneous liver biopsy in a condition which frequently requires laparotomy for diagnosis.