Necrotising fasciitis Flashcards
1
Q
Which type is the commonest - type 1 or 2?
A
Type 1
2
Q
Which type occurs post surgery in diabetics (most commonly)?
A
Type 1
3
Q
Which type is caused by streptococcus pyogenes, and which is caused by a mixture of anaerobes and aerobes?
A
Type 1 (strep p) type 2 (mix)
4
Q
Name 2 risk factors
A
- Recent skin trauma, burn or soft tissue infection
- Diabetics (esp. if taking SGLT2 inhibitors)
- IV drug use
- Immunosuppression
5
Q
What is the most commonly affected site?
A
Perineum (Fournier’s gangrene)
6
Q
Name 2 features
A
- Pain, swelling and erythema over site
- Rapidly worsening cellulitis that’s pain is out of keeping with physiological process
- Skin tenderness and necrosis
- Acute onset
- Tachycardia late presentation
7
Q
How is it managed?
A
IV antibiotics and urgent surgical referral for debridement
