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NGR6200 Dermatology Exam Practice Questions and Answers
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NGR6200 Dermatology Exam Practice Questions and Answers 1. What are the causes of mongolian spots? - ANSWER-Mongolian spots result from entrapment of melanocytes in the dermis during migration from the neural crest into the epidermis. 2. Do mongolian spots go away? - ANSWER-Usually in the first...

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  • November 4, 2024
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  • 2024/2025
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NGR6200 Dermatology Exam Practice

Questions and Answers


1. What are the causes of mongolian spots? - ANSWER✔✔-Mongolian spots result from entrapment of

melanocytes in the dermis during migration from the neural crest into the epidermis.


2. Do mongolian spots go away? - ANSWER✔✔-Usually in the first year of life they decrease in size


3. Mongolian spots are associated with what disorders? - ANSWER✔✔-Cleft lip or palate, spinal

meningeal tumor, melanoma and other rare syndromes. Child abuse is sometimes suspected.


4. What are the characteristics of erythema infectiosum (fifth disease)? - ANSWER✔✔-Erythematous

macular rash begins on the cheeks (slapped cheek) and spreads to the arms and trunk.


5. Why do older adults as well as patients with diabetes tend to have dry skin? - ANSWER✔✔-There is a

reduction in sweat and oil glands.


6. What is the term used when a lesion changes into a secondary lesion because of chronic scratching or

rubbing? - ANSWER✔✔-Lichenification.


7. Why is it important not to use steroid creams for longer than 2 weeks? - ANSWER✔✔-- To avoid skin

erosions


- atrophy


- skin thinning


- striae

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- purpura


- telangiectasia


- hypertrichosis (excessive growth of hair, especially on the face).


8. Which of the following is the most potent topical corticosteroid: (clobetasol propionate 0.05% or

hydrocortisone 2.5%) - ANSWER✔✔-Clobetasol propionate is one of the most potent topical

corticosteroids


9. What types of animal bites require antibiotics? - ANSWER✔✔-- Bites of the hand


- genitals


- feet


- cartilage


- cat bites


- bites in individuals with immune compromise including diabetes


10. What antibiotic is used for animal bites? - ANSWER✔✔-Augmentin is a good choice


11. The five Ps-planar, purple, polygonal, pruritic, and papular, are present in_______? - ANSWER✔✔-

Lichen planus


12. Why is it important to check in the mouth of an infant with diaper rash? - ANSWER✔✔-Infants with

diaper dermatitis may also have thrush


13. What is the "atopic triad?" - ANSWER✔✔-- Eczema or atopic dermatitis (AD)


- allergic rhinitis (AR)



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- asthma.


14. What is the most important aspect of skin care for individuals with atopic dermatitis? - ANSWER✔✔-

Application of lubricants


15. What type of skin preparation would you choose in order to have the maximum absorption possible?

- ANSWER✔✔-Ointment


16. Patch testing is done by allergist to diagnosis the cause of contact dermatitis. What are the most

common allergens? - ANSWER✔✔-- Nickel


- fragrance mix


- cobalt


- neomycin


- balsam of Peru


- thimerosal


17. Define angioedema (AE) - ANSWER✔✔-Angioedema is an edematous area that involves transudation

of fluid into the dermis and subcutaneous tissue.


18. How is angioedema (AE) treated? - ANSWER✔✔-- Epinephrine


- antihistamine


- prednisone


19. A patient presents with linear lesions over areas where she has scratched that resolve within a few

minutes. This most likely represents___________? - ANSWER✔✔-Dermographism




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20. What abnormality would you likely see on the complete blood count in a patient with urticaria? -

ANSWER✔✔-Eosinophilia


21. What are etiologic factors for urticaria that begin with the letter "I"? - ANSWER✔✔-- idiopathic


- infection


- infestation


- ingestion


- inhalation


- injection


22. What types of systemic disorders can cause pruritus? - ANSWER✔✔-- Hodgkin's lymphoma


- renal


- liver


- thyroid disease


23. An 80-year-old male with BPH develops urticaria and is prescribed diphenhydramine. Adverse effects

problematic for this patient include: - ANSWER✔✔-Urinary retention and sedation


24. The lesions of urticaria are described as________? - ANSWER✔✔-Wheals


25. Well demarcated silvery plaques on the knees is likely________? - ANSWER✔✔-Psoriasis


26. What is the pathophysiology of the plaque formation in psoriasis? - ANSWER✔✔-Accelerated mitosis

and rapid cell turnover which lead to decreased maturation and keratinization




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