Native Tricuspid Valve Endocarditis due to Escherichia coli in A Non-drug Addict: A Case Report

Despite the most common occurrence of infection and bacteremia caused by Escherichia coli, endocarditis due to this microorganism is very rare. To date, less than 40 cases of E. coli endocarditis have been reported in the English literature. In gram-negative endocarditis, the prognosis is always poor and need prompt diagnosis and adequate antibiotic therapy to improve the prognosis. Herein, a case of a 53-year-old female with 2-week history of chills and fever proved of native tricuspid valve E. coli endocarditis was reported. This patient survived after extended period of antimicrobial therapy. The clinical characteristics and therapy from published literature associated with E. coli endocarditis are reviewed.