Rosacea/Panniculitis/Infections Flashcards
What are the 4 stages of Rosacea?
- Flushing
- Persistent erythema and telangiectasia
- Pustules and papules
- Rhinophyma = thickening of nasal skin
What are the 4 stages of Rosacea?
- Flushing
- Persistent erythema and telangiectasia
- Pustules and papules
- Rhinophyma = thickening of nasal skin
What is Rhinophyma and what is it seen with?
- seen with Rosacea
= thickening of nasal skin
Thickening of nasal skin
Rhinophyma
Rosacea is associated with increased levels of?
Cathelicidin
Rosacea is associated with increased levels of?
Cathelicidin
Most common type of Panniculitis?
Erythema Nodosum
Panniculitis
Inflammatory reaction in subq adipose tissue
What causes Erythema nodosum?
Delayed hypersensitivity reaction to microbial/drug antigens
What specific microbes may cause Erythema Nodosum?
beta-hemolytic streptococcus
Tuberculosis
What specific microbes may cause Erythema Nodosum?
beta-hemolytic streptococcus
Tuberculosis
Describe how Erythema Nodosum presents
Very tender and palpable nodules
Histo - early and late presentations of Erythema Nodosum?
- CT septae widened by edema
- Infiltration by lymphocytes and other cells
Histo - early and late presentations of Erythema Nodosum?
- CT septae widened by edema
- Infiltration by lymphocytes and other cells
What causes verrucae (warts)?
HPV
HPV causes?
Verrucae (warts)
Verrucae
warts
Anogenital warts are associated with what strains of HPV?
6 and 11
Verrucae are self limited and will?
Spontaneously regress
What causes Molluscum Contagiosum?
Poxvirus
Poxvirus causes?
Molluscum Contagiosum
What do the papules look like with Molluscum Contagiosum?
Umbilicated and pink-skin colored
What do the papules look like with Molluscum Contagiosum?
Umbilicated and pink-skin colored
What causes Impetigo?
S. Aureus
What causes Impetigo?
S. Aureus
With Impetigo, S. Aureus cleaves?
Desmoglein 1
Presentation of Impetigo?
Honey colored crust
Honey colored crust?
Impetigo
