Skin Rash – Friday Pop Quiz 1/6/23
An 8-month-old boy is brought in by his mother for concerns of a rash that comes and goes for the last few months, primarily on his face and belly. His older brother suffers from asthma and often has a similar rash on the inside of his elbow and behind his knees.
The gene most commonly mutated in the photograph is also mutated in which of the following?
A.) Palmoplantar keratoderma
B.)� …
An 8-month-old boy is brought in by his mother for concerns of a rash that comes and goes for the last few months, primarily on his face and belly. His older brother suffers from asthma and often has a similar rash on the inside of his elbow and behind his knees.
The gene most commonly mutated in the photograph is also mutated in which of the following?
A.) Palmoplantar keratoderma
B.)� … 
A 7-year-old girl presents with a swollen earlobe for several days treated by her pediatrician with oral antihistamines and topical mupirocin. The eruption progresses to that shown in the image in addition to the development of fever, malaise, and neck pain. What would be the next best step in management for this patient?
A. Obtain a bacterial culture
B. Increase dosage and frequency of … 
What was this patient most likely doing that caused this condition?
A. Walking on the sand
B. Sitting in a hot tub
C. Making margaritas
D. Wading in freshwater
E. Playing with caterpillars
To find out the correct answer and read the explanation, click here.
Brought to you by our brand partner Derm In-Review. A product of SanovaWorks.
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What percentage of infants born with this condition present with cutaneous findings?
A. 5-10%
B. 10-20%
C. 25-40%
D. 50-75%
E. >90%
To find out the correct answer and read the explanation, click here.
Brought to you by our brand partner Derm In-Review. A product of SanovaWorks.
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A 14-year-old female presents with the sudden onset of the skin findings pictured diffusely covering greater than 90% of her skin surface. The rash is accompanied by a high fever (40C) and elevated white blood cell count. What is the most likely cause of her condition?
A. ABCC6 mutation
B. Anti-FceR1 IgG antibodies
C. Anti-transglutaminase 3 antibodies
D. Deficiency of the IL-36 re … 