Lecture 5 Staph Aureus Bacteraemias Flashcards
1
Q
What type of bacteria is staphylococci
A
Gram-positive cocci that form grape-like clusters on Gram
2
Q
Name infections associated with Staph aureus
A
Skin and soft tissue infections Furuncles and carbuncles Deep sealed abscesses Necrotising fasciitis Osteomyelitis Septic arthritis Infective endocarditis Pneumonia Empyema
3
Q
Name frequent sites of distant metastases
A
Bones and Joints Epidural space and IV discs Native and prosthetic cardiac valves Cardiac devises Visceral abscesses in spleen, kidneys and lungs
4
Q
What are the investigation for an infection
A
- Microscopy and culture of specimens
- Multiple blood cultures before commencing antibiotic therapy
- Repeat blood cultures are recommended 48-72 hours after commencing antimicrobial therapy
- Biopsy samples may be of value for bone infections
- Imaging X-ray, CT, MRI, Radionuclide imaging
- Transthoracic echocardiography
5
Q
Antibiotic management
A
Flucloxacillin Vancomycin Teicoplanin Linezolid Daptomycin
