Skin Eruption – Friday Pop Quiz 2/18/2022
A healthy 3-year-old boy presents to the pediatrician with this eruption on the hands, feet, and oral mucosa. The mother states that he also has had a fever for the last day with malaise. Which type of virus is responsible for this condition depicted in the image?
A. Single stranded DNA
B. Double stranded DNA
C. Single stranded RNA
D. Double stranded RNA
E. Retrovirus
To find o …
A healthy 3-year-old boy presents to the pediatrician with this eruption on the hands, feet, and oral mucosa. The mother states that he also has had a fever for the last day with malaise. Which type of virus is responsible for this condition depicted in the image?
A. Single stranded DNA
B. Double stranded DNA
C. Single stranded RNA
D. Double stranded RNA
E. Retrovirus
To find o … Continue reading "Skin Eruption – Friday Pop Quiz 2/18/2022"
A 36-year-old male presents to the dermatology clinic with the findings depicted in this image. He states that this is the only involved area, and he denies any other associated symptoms. Two 4-mm punch biopsies are performed, one from the affected area and one from the unaffected region. Which of the following histopathologic findings are most likely associated with in this condition?
A. D … 
The dermoscopic findings depicted in this image are most consistent with what diagnosis?
A. Epidermal nevus
B. Spitz nevus
C. Melanoma
D. Lentigo
E. Ephelide
To find out the correct answer and read the explanation, click here.
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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 … 
A 23-year-old female presents with itchy and irritated rash in the image. The rash began in her late teens. She has a family history of similar rash in her mother. Which histocompatibility antigen is most likely in this patient?
A. HLA-Cw2
B. HLA-Cw6
C. HLA-B51
D. HLA-B27
E. HLA-Bw35
To find out the correct answer and read the explanation, click here.
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