Native valve endocarditis (NVE) least amenable to treatment:
b) Aerobic gram negative bacteria
c) Staphylococcus aureus
Answer: a) Fungi
Fungal endocarditis is characterized by large vegetations an is the most difficult to treat among the native valve endocarditis. Prolonged treatment courses and poor results are the rule. Fortunately, it is much rare compared to the other types.