What are the common causes of infective endocarditis in adults?
The most common causes of infective endocarditis in adults are Staphylococcus aureus, Streptococcus viridans, and Enterococcus species. Other organisms that can cause infective endocarditis include fungi, such as Candida species, and various other bacteria such as Pseudomonas aeruginosa, Proteus species, and Haemophilus influenzae.