Flashcards in Skin and Soft tissue Infections Deck (23):
What is the common cause of impetigo?
Strep Pyo, Staph aureus
What is the common cause of Erysipelas?
What is the common cause of Folliculitis, furuncle?
What is the common cause of Cellulitis ?
Strep Pyo, Staph Aureus
What are the Primary Pyoderms?
Shallow to Deep
Chancriform/Chronic nodular lesions
What causes Hot tub folliculitis?
What is the Treatment of Non-Purulent cellulitis (Superficial SSTI)
1. first gen cephalosporin,
2. anti staph penicillins
Risk for MRSA?
What is the common location of a carbuncle?
The back of the neck
What is the Treatment of Purulent Superficial SSTI
1. Vanco IV,
DRAINAGE is KEY
What are the causes of Necrotizing Cellulitis/Fasciitis?
GAS (Strep Pyo)
Polymicrobial Nec Fasc
What are the clinical features of Nec Fasc?
Severe, Constant pain
Systemic Toxicity- Mental Status
Gas in soft tissue
What are the sources of Clostridial Infection?
What are the causes of Chancriform/Chronic Nodular Lesions?
Other: Nocardia, leishmania
What are the most common causes of Septic Arthritis?
Staph aureus Most Common
Staph Epi if prosthetic joint
Strep A and B
Eiknella- Human bite
Pasturella- Cat Bite
What are the clinical Features of Septic Arthritis?
Fever in 60-80%
Focal Joint tenderness, inflamm, effusion, limited and painful motion
How is synovial Effusion Classified?
Normal: Clear, viscous 60k WBC
If a sexually active person has joint pain what is the probable cause?
Do a Cervical swab and culture
What are the antibiotics used for Septic Arthritis?
N. Gonorrhea: 3G Ceph or Fluoro
S. Aureus: Nafcillin, 1G Ceph or Vanco
GAS: PCN or Ceph
G- : Ceph, Fluoro, Carbapenem
IV therapy for 2-4 weeks
What are the common causes of Contiguous Osteomyelitis?
Peripheral Neuropathy (step on)
How is Osteomyelitis Diagnosed?
Nuclear Med scan
Need to ID Microbe!!!
What is the most common cause of Puncture wound Osteomyelitis
What is the Treatment of Acute Osteomyelitis?