This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Acute Infective Endocarditis with abscess formation is most commonly associated with 
Select and explain. 
A. Listeria, B. Staphylococcus, C. Streptococcus, D. Enterococcus
B: Staphylococcus
Answer: B: Staphylococcus 
Explanation: Answer is B (Staphylococcus) Acute Infective Endocarditis with abscess formation is most commonly associated with staphylococcus. `The most common organism causing acute infective endocarditis overall is staphylococcus aureus. Staphylococcus aureus endocarditis is paicularly virulent and associated with annular and myocardial abscess formation and a higher moality'