Skin Test
Christina P. Linton

Journal of the Dermatology Nurses' Association
June 2012 
Volume 4  Number 3
Pages 203 - 205
  PDF Version Available!

1. A young man presents complaining that he is having a reaction to some sort of bite on his leg. Upon examination, his thigh has a violaceous central area that is surrounded by a rim of blanched skin that is further surrounded by a large asymmetrical erythematous area. This "red, white, and blue" sign is characteristic of which type of bite? a. Scorpion b. Black widow c. Tick d. Brown recluse 2. Which of the following foods is least likely to be responsible for a phytophotodermatitis? a. Carrots b. Parsnip c. Celery d. Fennel 3. Which of the following disorders is not inherited in an autosomal dominant fashion? a. Darier's disease b. Disseminated superficial actinic porokeratosis c. Lamellar ichthyosis d. Pachyonychia congenita 4. A 62-year-old woman presents complaining of dry eyes and mouth. Her review of systems is otherwise unremarkable, and there are no abnormalities noted on her exam. Which of the following is the most likely diagnosis? a. Sarcoidosis b. Scleroderma c. Sezary syndrome d. Sjogren syndrome 5. Which laser is used to deliver ultraviolet B phototherapy? a. Long-pulsed Nd:YAG b. Excimer c. QS alexandrite d. Pulsed dye 6. Which of the following conditions is not typically localized to the legs? a. Erythema nodosum b. Pityriasis rubra pilaris c. Schamberg's disease d. Necrobiosis lipoidica 7. Hepatitis infection has been identified as a precipitating factor for all of the following conditions, except: a. Lichen planus b. Erythema nodosum c. Pityriasis rosea d. Erythema multiforme 8. Which of the following is not true about Langerhans cells? a. They account for 2%-3% of the cells in the epidermis. b. They travel to the lymph nodes to alert the body when foreign invaders are detected. c. They play an important role in mediating innate immunity by determining if foreign invaders are bacteria or fungi by recognizing a specific pattern or signature. d. They are

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