Week 5 - Dermatological Flashcards
What does Impetigo look like?
Papules progress to vesicles surrounded by erythema. They then become pustules and break down to form THICK GOLDEN CRUSTS
Where are the Impetigo lesions usually found?
Face and extremities
Impetigo treatment (2)
Topical - Mupirocin
Oral - Cephalosporins, abx
What is folliculitis?
Infection of the hair follicle
Folliculities patho
Purulent material extends into the dermis and subcutaneous tissue to form a furuncle. The Furuncle becomes inflammaed and extends into a single inflammatory mass, also known as a carbuncle
What is another term for small abscess
Furuncle
Single inflammatory mass in Folliculitis
Carbuncles
Where can you get Folliculitis?
Hot tub
Folliculitis treatment
Incision and Drainage (I&D)
- obtain culture to rule out MRSA
- warm compresses to promote drainage
Should you squeeze a lesion if you’re doing I&D?
No
What condition: skin erythema, edema, warmth, inflammation of regional lymph, “streaking”, fever
Cellulitis
Why should you monitor cellulitis closely?
Because it can rapidly progress into a systemic infection
Cellulitis treatment
- Elevation
- Rest and immobilize affected area
- Oral antibiotics
- IV antibiotics IF near the joint, eyes, or face
Nursing management of bacterial skin infections (4)
HAND HYGIENE
- clean clothing with HOT water, change daily
- discard razors
- caution child against touching the involved area
what are the two viral skin infections to know?
Warts and herpes simplex
Cause of warts (2)
- HPV
- Verruca plantaris (plantar warts)
Wart signs (5)
- circumscribed?
- color
- height
- touch/shape
- texture
- well-circumscribed
- gray or brown
- elevated
- firm papules
- rough texture
What kind of therapy do you use to treat warts? What are some examples?
Destructive therapy
- Surgical removal
- Cryotherapy with liquid nitrogen
- Laser
HSV 1 vs HSV 2
Type I - cold sores, fever blisters
Type II - genital
HSV signs
- how many?
- feeling
- touch/shape
- clustered/grouped
- burning, itching
- dry vesicles with a crust
How does herpes simplex heal?
Spontaneous healing in 8-10 days
HSV treatment (3)
Penciclovir - topical to shorten duration of cold sores
Acyclovir - oral antiviral
Valacyclovir (Valtrex) - recurrent genital herpes
Ringworm on the scalp
Tinea capitis
Ringworm on the body
Tinea corporis
Ringworm on the feet
Tinea pedis
Risks for Tinea Capitis (3)
- prepubertal children (2-10yrs)
- boys
- coarse hair
How is tinea capitis spread? (3)
- Directly from child to child OR via shared hats, combs, brushes, barrettes, rollers
- Household pets - CATS!
Tinea capitis manifestations
- scaly
- circumscribed patches with areas of alopecia (balding)
- maybe pruritic
