Flashcards in Staphylococcus Aureus Deck (21):
What is staphylococcus aureus?
A gram positive, spherical and non-motile organism. It is ~1mcm in diameter and golden yellow
What does staph aureus colonise?
- nasal passages
How is staph aureus transmitted?
Through the air, human contact or infected surfaces
What are the strains of staph A?
Meticillin sensitive SA (MSSA)
Meticillin resistant SA (MRSA)
Which patient groups are affected by hospital acquired MRSA?
- >60 year olds
Those admitted / after procedures
Invasive medical procedures
Colonised asymptomatic patients
Which patient groups cause community acquired MRSA affect?
Young and healthy patients
Give examples of skin conditions caused by MRSA
Slapped cheek syndrome
Give examples of invasive conditions caused by MRSA
What are the signs and symptoms of conjunctivitis?
What is used to treat conjunctivitis?
Chloramphenicol drops 2 hrly / QDS or ointment QDS
Fusidic acid gel BD
How is a primary impetigo infection caused?
Through an infecting cut / bite or graze
How is a secondary impetigo infection causes?
When there is an underlying skin condition
What are the signs and symptoms of a bullous impetigo infection?
Affects trunk, arms, legs with large blisters
What are the signs and symptoms of a non-bullous impetigo infection?
Itchy sores with yellow brown crusts
What are the complications of impetigo?
What can be used to treat impetigo?
Fusidic acid cream TDS/QDS
Mupirocin ointment TDS
Oral flucloxacillin QDS
Oral erythromycin QDS
What is the role of a pharmacist in dealing with impetigo?
They can give a differential diagnosis, refer patients to the GP or give treatment under a PGD
How are device related infections introduced to the body?
Through surgical opening - likely to occur if you have had an invasive procedure
What are the signs and symptoms of a device related infection?
Pain st site
Exudate at site
What are complications of device related infections?