Types of rash Flashcards
Name 5 types of rash?
- Maculopapular
- Purpuric/ petechial
- Vesicular
- Pustular/ bullous
- Desquamation
What are macules?
Do they blanch under pressure?
Flat, erythematous areas of skin
Yes
What are papules?
Do they blanch under pressure?
Raised erythematous areas of skin
Yes
Describe a purpuric/ petechial rash
How do you test this?
Non-blanching red/purple coloured spots
Test them with glass
What are vesicles?
How big are they?
Raised, dome-shaped lesions
Contain colourless fluid
<5mm diameter
What are pustules/bulla?
How big are they?
Raised dome shaped lesions
Contain colourless fluid/pus
> 5mm diameter
What is desquamation?
Where does it most commonly occur?
When epidermal layer peels away
In the extremeties
Name 7 conditions associated with a maculopapular rash
- Measles
- Rubella (only macules)
- HHV6/7
- Enterovirus
- Scarlet fever
- Kawasaki’s
- Drugs
Name 4 conditions associated with a purpuric/ petechial rash
- Meningococcal
- HSP
- Enterovirus
- Thrombocytopenia
Name 4 conditions associated with a vesicular rash
- VZV
- Shingles
- HSV
- HF&M
Name 2 conditions associated with a pustular/ bullous rash
- Impetigo
- SSS
Name 3 conditions where desquamation may occur
- Kawasaki
- After scarlet fever
- After measles
