Contact Dermatitis Flashcards
1
Q
What is contact dermatitis?
A
Skin reaction due to direct contact with the causative agent
2
Q
What are the features of contact dermatitis?
A
Discrete erythematous vesicles + papules
3
Q
What are the types of contact dermatitis?
A
Irritant
Allergic
4
Q
What causes irritant dermatitis?
A
Contact with weak acids + alkalis
5
Q
Where is irritant dermatitis commonly found?
A
Hands
6
Q
What feature is associated with irritant dermatitis?
A
Burning/stinging
7
Q
What causes allergic dermatitis?
A
Type IV hypersensitivity - after sensitisation and reexposure to allergen
8
Q
What feature is associated with allergic dermatitis?
A
Itching
9
Q
How is contact dermatitis managed?
A
Avoid contact with irritant
Wash hands with water + emollient after contact
Prescirve
- emollients
- topical steroids (allergic)
Oral steroids if acute severe
