Eczema Pop Quiz: Contact Dermatitis Edition

Articles

By Clare Maloney

Published On: Jan 21, 2025

Last Updated On: Jan 22, 2025

Contact dermatitis is a type of eczema. Test your knowledge to see if you know these surprising facts about this complex condition:

1. What are the two main types of contact dermatitis?  

A. Irritant and allergic 
B. Irritant and fragrant 
C. Fragrant and allergic
D. Allergic and dandric  

Answer: A. Irritant and allergic contact dermatitis are the two main types of contact dermatitis.

2. Which is the most common symptom of contact dermatitis?

A. Itchy skin
B. Crusty or scaly skin
C. Lesions or vesicles in affected areas
D. All of the above 

Answer: D. All of the above are common symptoms of contact dermatitis.

3. Which type of metal is most likely to trigger contact dermatitis?

A. Bronze
B. Sterling silver
C. Nickel
D. Stainless steel

Answer: C. Nickel is one of the most common metals known to trigger contact dermatitis in many people.

4. Which diagnostic test is commonly used to identify allergic contact dermatitis?

A. Skin biopsy
B. Patch testing
C. Blood test
D. X-ray

Answer: B. Patch tests are often used to help identify what allergen may be causing contact dermatitis.

5. What is the main difference between irritant and allergic contact dermatitis?

A. Only allergic contact dermatitis can cause swelling
B. Irritant contact dermatitis occurs after repeated exposure to an irritant 
C. Irritant contact dermatitis is genetic
D. Only allergic contact dermatitis can result from using sunscreen

Answer: B. Irritant contact dermatitis occurs after repeated exposure to an irritant.

6. How soon do symptoms of allergic contact dermatitis typically appear after exposure to the allergen?

A. Immediately 
B. 1–2 hours
C. 1–2 days
D. 1–2 weeks

Answer: C. Symptoms of allergic contact dermatitis typically appear 1–2 days after exposure to the allergen.

7. Which of the following can aggravate irritant contact dermatitis?

A. Cold weather
B. Sun exposure 
C. Vitamin D
D. Friction and scrubbing

Answer: D. Friction and scrubbing can aggravate irritant contact dermatitis symptoms.

8. True or false: Contact dermatitis is the rarest type of eczema.

A. True
B. False

Answer: False, atopic dermatitis is the most common of the seven types of eczema, but contact dermatitis is also very common.

9. What is the best way to avoid contact dermatitis?

A. Wear plenty of sunscreen 
B. Wear only 100% cotton clothing
C. Avoid coming in contact with known irritants or allergens  
D. Avoid gluten or dairy in your diet

Answer: C. Avoiding known irritants or allergens is the best way to avoid contact dermatitis.

10. Which occupation is most likely to experience irritant contact dermatitis?

A. Hairdresser
B. Office manager
C. Construction worker 
D. Firefighter

Answer: A. Hairdressers would be most likely to come in contact with chemicals or other irritants that could cause contact dermatitis. 


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