Fusobacterium Nucleatum: Atypical Organism of Pyogenic Liver Abscess Might be Related to Sigmoid Diverticulitis

Pyogenic liver abscesses (PLAs) are the most common form of liver abscesses in the United States. Most cases are caused by enteric bacteria and anaerobes. We report a case of PLA caused by a rare pathogen, Fusobacterium nucleatum, from an unusual primary site of infection