Related Experiment Video

Updated: Aug 31, 2026

Subcutaneous Infection of Methicillin Resistant Staphylococcus Aureus (MRSA)
12:18

Subcutaneous Infection of Methicillin Resistant Staphylococcus Aureus (MRSA)

Published on: February 9, 2011

[Methicillin-resistant Staphylococcus aureus: a serious problem for the patient]

A Méndez1, A Larrosa, M Canals

  • 1Corporación Sanitària Parc Taull, Sabadell.

Revista De Enfermeria (Barcelona, Spain)
|September 25, 2003
PubMed

Insights

Implementing early control measures effectively reduced Methicillin-resistant Staphylococcus Aureus (MRSA) carriers in vascular surgery patients. This strategy improved patient follow-up and decreased difficult-to-treat infections.

Area of Science:

  • Infectious Diseases
  • Vascular Surgery
  • Healthcare Epidemiology

Background:

  • Methicillin-resistant Staphylococcus Aureus (MRSA) poses a significant challenge in healthcare settings due to its multidrug resistance.
  • MRSA infections are difficult to treat and can lead to severe patient outcomes.

Purpose of the Study:

  • To evaluate the effectiveness of established control measures in detecting MRSA carriers among vascular surgery patients.
  • To assess the impact of early implementation of control measures on MRSA carrier rates and patient follow-up.

Main Methods:

  • A study was initiated in 1999 in a Vascular Surgery Unit to assess MRSA detection and control.
  • The study was repeated in 2000, focusing on the impact of early intervention with control measures upon patient admission.

Main Results:

  • The initial study in 1999 established baseline MRSA carrier rates and control measure effectiveness.
  • Repeating the study in 2000 demonstrated a decrease in MRSA (+) carriers when control measures were applied early in admission.
  • Early implementation of control measures also led to improved follow-up for MRSA carriers.

Conclusions:

  • Early detection and control measures are crucial for managing MRSA in vascular surgery patients.
  • Proactive implementation of infection control strategies significantly reduces MRSA colonization and enhances patient management.
  • This approach contributes to mitigating the risk of difficult-to-treat MRSA infections.

Related Concept Videos

Clinical Significance of Antibiotic Resistance01:25

Clinical Significance of Antibiotic Resistance

Methicillin-resistant Staphylococcus aureus (MRSA) presents a critical public health threat, arising from its capacity to resist β-lactam antibiotics due to acquisition of the mecA gene within the staphylococcal cassette chromosome mec (SCCmec). This gene encodes penicillin-binding protein 2a (PBP2a), which impairs binding efficacy of methicillin and other β-lactams. MRSA has evolved into distinct clonal lineages impacting humans and animals alike, reinforcing its significance within the One...
Mechanism of Antibiotic Resistance in MRSA01:25

Mechanism of Antibiotic Resistance in MRSA

Antibiotic resistance in bacteria arises when microorganisms evolve the ability to withstand drugs designed to kill them or inhibit their growth, rendering once-effective treatments useless. This phenomenon, driven by genetic change and selection under antibiotic exposure, poses a profound threat to modern medicine. Mechanisms include drug-inactivating enzymes (e.g., β-lactamases), efflux pumps that eject antibiotics, mutations altering antibiotic targets, decreased drug uptake, and acquisition...
Staphylococcal Skin Infections01:29

Staphylococcal Skin Infections

Staphylococcus aureus is a Gram-positive coccus that resides harmlessly on the skin and mucous membranes of healthy individuals. When the skin barrier is breached, it can shift from a commensal to an opportunistic pathogen. This transition is facilitated by surface adhesins, such as clumping factor B and S. aureus surface protein G (SasG), which bind to structural proteins, including loricrin and cytokeratin, in the damaged epidermis. Protein A, another key factor, binds the Fc region of...
Development of Antibiotic Resistance01:30

Development of Antibiotic Resistance

Antibiotic resistance is a major public health concern that arises when bacteria evolve mechanisms to withstand the effects of antibiotic treatments. This resistance can be intrinsic, acquired through genetic mutations, or transferred between bacteria via horizontal gene transfer. The development of antibiotic resistance poses significant challenges in treating bacterial infections and necessitates ongoing research to develop new therapeutic strategies.Intrinsic resistance occurs when bacterial...
Mismatch Repair01:48

Mismatch Repair

Organisms are capable of detecting and fixing nucleotide mismatches that occur during DNA replication. This sophisticated process requires identifying the new strand and replacing the erroneous bases with correct nucleotides. Mismatch repair is coordinated by many proteins in both prokaryotes and eukaryotes.The Mutator Protein Family Plays a Key Role in DNA Mismatch RepairThe human genome has more than 3 billion base pairs of DNA per cell. Prior to cell division, that vast amount of genetic...
Healthcare Associated Infections II: Preventive Measures01:22

Healthcare Associated Infections II: Preventive Measures

Essential infection prevention measures are based on the knowledge of the infection chain, the modes of transmission in healthcare settings, and the use of the best practices in all healthcare settings. Compulsory public reporting of healthcare-associated infection rates is needed to allow individuals and the community to make informed choices regarding selecting a healthcare facility.
The best practices for preventing healthcare-associated infections include hand hygiene, patient risk...