Most common infection in patients with prosthetic valves within one month of Surgery:

Ans. C. Staphylococcus aureusStaphylococci and streptococci can account for majority of Infective endocarditis.* Staphylococcal infective endocarditis is more common in healthcare associated infective endocarditis cases and it accounts for more than half of infective endocarditis cases.* Streptococci remains common cause of community acquired infective endocarditis.* Injection drug use endocarditis is more common in young males and it affects the right side of the heart.* The tricuspid valve is involved more commonly than the pulmonary valve.