Serratia pneumonia is an uncommon but clinically significant pulmonary infection caused predominantly by Serratia marcescens, a facultative gram-negative bacillus. Although rare in healthy individuals, it…
Pseudomonas aeruginosa pneumonia is a severe lower respiratory tract infection caused by a highly virulent gram-negative bacterium. Predominantly observed in healthcare settings, it is a…
Staphylococcus aureus, a gram-positive coccus, is a common cause of both community-acquired and hospital-acquired pneumonia. It is known for its aggressive nature, frequent complications, and…