Infection Control Flashcards
(22 cards)
What is infection
Deposition and multiplication of bacteria and other organism in tissue or sufces of the body with an associated tissue reaction
What are the modes of tranmission of infection
Airborne Faeceal Contact Blood borne Injection
What are the local signs of infection
Erythema Swelling Pain Oedema Purulent discharge Heat
What are the signs of systemic infection
Fever Rigour Hypotension Tachycardia Raised WWC or CRP Increased serum lactate
What does MRSA cause
Skin infection
Chest infection
Endocarditis
Bone infection
Why is MRSA likely to happen
Antibitoic misuse
Community
How do we screen for MRSA
Nasal swab Groin swab Urine Wounds Line sites Sputum
What type of bacteria is clastridum difficile
Gram positive bacilli
Where do clostridum difficile live in the body
Gut
What do clostridium difficile produce in the gut
Spores
Toxin
What clinical effects can clostridum difficile produce
Perforation of the gut Watery diarrhoea Abdominal pain Dehydration Death
Why does c.diff happen
Antimicrobial prescription
Cross infection
Overgrwoth of bacteria in the gut
How can we confirm c.diff in the body
Stool sample
What is enterobacteriaceae
Large family of bacteria that live in the healthy bowel
What bacteria does the family of enterobacteriacea include
E.coli Klebsielle Enterobacter Salmonella Proteus Serratia Citrobacter
What can enterobactericeae cause
UTI Bowel infection Pneumonia Bacterial meningitis Osteomyelitc Septic arthritis Endocarditis Bacteriaemia
What is the last resort antibiotic used to treat enterobacteriacea
Carbapenem
Why are carbapanem used last
Carbapenemase enzyme is produced by the bacteria which can destroy the carbapenem antibitoics which make is resistant to carbapenem
What type of bacteria is acinebacter baeumannii
Gram negative bacilli
What can acinetobacteri baeumanni cause
Wound colonisation
Ventilator associated pneumonia
Where can acinetobacter baumannii form in the hospital
On equipment and wounds
What is the origin source of pseudomonas aeruginosa
Environemnt: soil, water, moist environements
