Microbiology Which is the most common micro-organism known to cause tropical pyomisitis? A Streptococcus viridans B Staphylococcus albus C Klebsiella pneumoniae D Staphylococcus aureus 💡 Explanation Which is the most common micro-organism known to cause tropical pyomisitis? ✓ Correct Answer: D. Staphylococcus aureus