Which microorganism is commonly associated with hospital-acquired infections?

Methicillin-resistant Staphylococcus aureus, often abbreviated as MRSA, is commonly associated with hospital-acquired infections, also known as healthcare-associated infections. MRSA is a strain of Staphylococcus aureus that has developed resistance to methicillin and several other antibiotics, making it particularly challenging to treat.

In hospital settings, patients often have compromised immune systems, and invasive procedures can introduce these resistant bacteria directly into the body. MRSA is typically transmitted through direct skin contact or contact with contaminated surfaces or equipment. The prevalence of MRSA in healthcare facilities is a significant concern due to its ability to lead to serious infections, such as skin infections, pneumonia, and bloodstream infections.

While other microorganisms like Escherichia coli, Streptococcus pneumoniae, and Clostridium difficile are also known to cause infections within healthcare settings, MRSA's particular resistance to common antibiotics sets it apart as a leading cause of hospital-acquired infections. This highlights the importance of infection control measures, such as hand hygiene, use of personal protective equipment, and proper sterilization techniques, to prevent the spread of MRSA in hospitals.