Derm - Infections & Systemic Flashcards
Try to think of the major childhood infections:
- Impetigo
- Molluscum Contagiosum
- Warts
- Viral Exanthems
e. g. Chicken pox, slapped cheek and Hand, Foot & Mouth disease
Define Impetigo?
An acute superficial bacterial infection caused by Staph Aureus
What would impetigo look like?
Honey coloured crusted lesions, often on face
Pustules
How would you treat impetigo?
With Abx:
- Topical (Fucidin)
- Oral (Flucloxacillin)
What does molluscum Contagiosum look like?
Pearly nodules with umbilicated centre
What causes Mollusucum Contagiosum and how do we treat it?
Molluscipox Virus
Self limiting so just reassurance mostly (24 months to clear)
Can use 5% Potassium Hydroxide
What causes viral warts?
HPV
How do you treat viral warts?
SElf-limiting (24 months avg)
- Reassurance
- Cryotherapy
- Topical paints (Salicylic Acid)
What is a viral exanthem?
A widespread rash caused by a viral illness e.g. chicken pox
What causes Chiken pox and how is it transmitted?
Primary VZV infection
Contagious from:
- 1-2days before rash appears
- Until lesions have crusted
What does chicken pox look like?
Red papules –> Vesicles
Itchy
Starts on trunk
+Viral symptoms e.g. runny nose, fever etc
How do you manage chicken pox?
It’s self-limiting so just infection control i.e. keep out of nursery
What are the rare complications of chicken pox?
encephalitis
Pneumonia
What causes Slapped Cheek?
Parvovirus B19 target Red cells in the marrow
What does Slapped Cheek Look like?
A red rash on face
Progresses to a lace-like network rash on the trunk/limbs
+ Viral Symptoms