Microbiology Infective endocarditis after tooth extraction is probably due to – A Streptococcus viridans B Streptococcus pneumoniae C Streptococcus pyogenes D Staphylococcus aureus 💡 Explanation Infective endocarditis after tooth extraction is probably due to - ✓ Correct Answer: A. Streptococcus viridans