Derm Flashcards
1
Q
What is impetigo?
A
superficial skin infection
2
Q
What are the main organisms that cause impetigo?
A
mainly Staph A
can also be Strep pyogenes
3
Q
Treatment of impetigo?
A
- Localised impetigo can be treated with topical fusidic acid
- In severe/ significant impetigo oral antibiotic is flucloxacillin
4
Q
What is cellulitis?
A
This is a bacterial infection of the lower dermis and subcutaneous tissue
5
Q
What are the main organisms that cause cellulitis?
A
Staph A and Strep Pyogenes
6
Q
What is necrotising fasciitis?
A
threatening bacterial infection of the soft tissue and fascia
7
Q
What are the main organisms that can cause necrotising fasciitis?
A
Staph A, MRSA, Strep pyogenes, clostridium
8
Q
Management of necrotising fasciitis?
A
- Patient needs admitted to ITU and treated with high dose IV antibiotics (micro should be done to determine the causative organism)
- Immediate surgical debridement of necrotic tissue also needs to be done
9
Q
What is necrotising fasciitis characterised by?
A
severe pain that is out of proportion to the degree of skin inflammation and systemic upset
