MRSA Flashcards
(13 cards)
What does MRSA stand for?
Meticillin-resistant Staphylococcus aureus.
Which antibiotic class is MRSA particularly resistant to?
Beta-lactams (e.g., flucloxacillin).
Name 3 types of infections MRSA can cause.
Skin/soft tissue infections, urinary tract infections, respiratory infections, bone/joint infections, bloodstream infections.
How is MRSA diagnosed?
Clinical assessment plus microbiological confirmation (e.g., swabs, urine, sputum cultures).
What is the most important infection control measure?
Strict hand hygiene.
Name 3 oral antibiotics that may be used for uncomplicated MRSA infections.
Doxycycline, trimethoprim, ciprofloxacin, co-trimoxazole (based on susceptibility).
Which antibiotic class is used for complicated MRSA urinary tract infections?
Glycopeptides (e.g., vancomycin).
What does suppression therapy for MRSA colonization involve?
Nasal treatment (e.g., mupirocin)
Antibacterial body/hair washes
What drug class does mupirocin belong to?
It is a topical antibiotic from the monoxycarbolic acid class (also considered a protein synthesis inhibitor).
Where is mupirocin typically applied to treat MRSA colonization?
Inside the nostrils (nares).
How is mupirocin used for MRSA nasal decolonization?
Apply a small amount to each nostril (usually 2–3 times daily) for 5 days, as advised.
Is mupirocin used for treating MRSA infections?
No, it is used only for nasal decolonization, not for systemic or deep infections.
What are common side effects of nasal mupirocin?
Local irritation, itching, burning, or nasal dryness.
